2010 JAGUAR XFR ect sensor electrical diagram

DTC Description Possible Causes Action B1060-15
Seat Headrest Motor
Output - Circuit short to
battery or open
Driver seat headrest motor
circuit - short to power, open
circuit
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat headrest motor circuit for short to
power, open circuit B1063-31
Seat Cushion Extension
Motor Speed/Position
Sensor - No signal
Harness/connector problem
No signal from sensor
Sensor/motor malfunction
Check the seat wiring harness/connectors
for security/integrity
Refer to the electrical circuit diagrams and
check the seat cushion motor sensor
circuit. Repair circuit as required. Clear DTC
and retest B1064-31
Seat Headrest Motor
Speed/Position Sensor - No
signal
Harness/connector problem
No signal from sensor
Sensor/motor malfunction
Check the seat wiring harness/connectors
for security/integrity
Refer to the electrical circuit diagrams and
check the seat headrest motor sensor
circuit. Repair circuit as required. Clear DTC
and retest B1065-24
Cushion extend switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and cushion extend
circuit for short to ground B1066-24
Cushion retract switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and cushion retract
circuit for short to ground B106D-24
Headrest up switch - Signal
stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and headrest up
circuit for short to ground B106E-24
Headrest down switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and headrest down
circuit for short to ground B1A98-83
LIN Bus Circuit #1 - Value
of signal protection
calculation incorrect
Value of signal protection
calculation incorrect
Check LIN network for interference/EMC
related issues B1A98-86
LIN Bus Circuit #1 - Signal
invalid
LIN bus Header error
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Check LIN
network for interference/EMC related
issues B1A98-87
LIN Bus Circuit #1 -
Missing message
Slave node communication
missing. LIN bus circuit - short
to ground, power, open circuit
(ECU Types 7 & 8)
Refer to electrical circuit diagrams and test
LIN Bus between seat switch pack and
control module for short to ground, power,
open circuit, check power and ground
supplies to switch pack B1A98-88 LIN Bus Circuit #1 - Bus off
Bus off
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to
electrical circuit diagrams and test LIN Bus
between seat switch pack and control
module for short to ground or power

DTC Description Possible Causes Action B1B86-11
Seat Height Motor Relay -
Circuit short to ground
Driver seat parallel height
motor circuit - short to ground
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat parallel height motor circuit for short
to ground B1B86-15
Seat Height Motor Relay -
Circuit short to battery or
open
Driver seat parallel height
motor circuit - short to power,
open circuit
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat parallel height motor circuit for short
to power, open circuit B1B87-31
Seat Height Motor
Speed/Position Sensor - No
signal
Harness/connector problem
No signal from sensor
Sensor/motor malfunction
Check the seat wiring harness/connectors
for security/integrity
Refer to the electrical circuit diagrams and
check the seat height motor sensor circuit.
Repair circuit as required. Clear DTC and
retest B1B88-11
Seat Slide Motor Relay -
Circuit short to ground
Driver seat slide motor circuit -
short to ground
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat slide motor circuit for short to ground B1B88-15
Seat Slide Motor Relay -
Circuit short to battery or
open
Driver seat slide motor circuit -
short to power, open circuit
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat slide motor circuit for short to power,
open circuit B1B89-31
Seat Slide Motor
Speed/Position Sensor - No
signal
Harness/connector problem
No signal from sensor
Sensor/motor malfunction
Check the seat wiring harness/connectors
for security/integrity
Refer to the electrical circuit diagrams and
check the seat slide motor speed sensor
circuit. Repair circuit as required. Clear DTC
and retest B1B90-11
Seat Tilt Motor Relay -
Circuit short to ground
Driver seat tilt motor circuit -
short to ground
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat tilt motor circuit for short to ground B1B90-15
Seat Tilt Motor Relay -
Circuit short to battery or
open
Driver seat tilt motor circuit -
short to power, open circuit
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat tilt motor circuit for short to power,
open circuit B1B91-31
Seat Tilt Motor
Speed/Position Sensor - No
signal
Harness/connector problem
No signal from sensor
Sensor/motor malfunction
Check the seat wiring harness/connectors
for security/integrity
Refer to the electrical circuit diagrams and
check the seat tilt motor speed sensor
circuit. Repair circuit as required. Clear DTC
and retest B1B92-11
Seat Recline Motor Relay -
Circuit short to ground
Driver seat recline motor
circuit - short to ground
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat recline motor circuit for short to
ground

DTC Description Possible Causes Action B1B92-15
Seat Recline Motor Relay -
Circuit short to battery or
open
Driver seat recline motor
circuit - short to power, open
circuit
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system. Refer to the
electrical circuit diagrams and check driver
seat recline motor circuit for short to
power, open circuit B1B93-31
Seat Recline Motor
Speed/Position Sensor - No
signal
Harness/connector problem
No signal from sensor
Sensor/motor malfunction
Check the seat wiring harness/connectors
for security/integrity
Refer to the electrical circuit diagrams and
check the seat recline motor speed sensor
circuit. Repair circuit as required. Clear DTC
and retest B1B94-24
Seat Height Up Switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and seat height up
circuit for short to ground B1B95-24
Seat Height Down Switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and seat height
down circuit for short to ground B1B96-24
Seat Slide Forward Switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and seat slide
forward circuit for short to ground B1B97-24 Seat Slide Backward Switch
- Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and seat slide
backward circuit for short to ground B1B98-24
Seat Tilt Up Switch - Signal
stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and seat tilt up
circuit for short to ground B1B99-24
Seat Tilt Down Switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and seat tilt down
circuit for short to ground B1C00-24
Seat Recline Up Switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and seat recline up
circuit for short to ground B1C01-24
Seat Recline Down Switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit and check seat
recline down circuit for short to ground B1C02-24
Memory Store Switch -
Signal stuck high
Signal stuck high
Check for a stuck switch. Refer to the
electrical circuit diagrams and check driver
seat switch pack to seat module LIN circuit
for short, open circuit www.JagDocs.com

DTC Description Possible Causes Action suspect the switch. Refer to the Warranty Policy
and Procedures manual if a module/component is
suspect P1571-64
Brake Switch - Signal
plausibility failure
Wiring harness fault
Brake pedal switch fault
The signal from the hardwired brake pedal switch
does not agree with the brake status message
broadcast on CAN. Refer to the electrical circuit
diagrams and check the brake pedal switch
circuits for short circuit or open circuit. Repair
wiring harness as required
If there are no wiring harness faults suspect
switch. Refer to the Warranty Policy and
Procedures manual if a module/component is
suspect C1127-31
Position Sensor - No
Signal
Parking brake motor hall
effect position sensor
power circuit fault
Parking brake motor hall
effect position sensor
ground circuit fault
Parking brake motor hall
effect position sensor
signal circuit fault
Mechanical fault with
sensor/actuator
Inspect mechanical linkages for faults/damage.
Repair as required. Refer to the electrical circuit
diagrams and check parking brake motor hall
effect position sensor circuits for short, open
circuit. Check and install a new sensor actuator as
required C1129-39
Actuator engage -
Incorrect has too few
pulses
Motor engage current
reached before full apply
travel distance
Service brake adjustment
incorrect after brake lining
replacement
Brake cables broken,
seized, trapped.
Caliper malfunction
Carry out parking brake calibration procedure.
check for mechanical failure of parking brake
system C1129-3A
Actuator engage -
Incorrect has too many
pulses
Motor engage current not
reached or travelled too far
upon apply
Service brake adjustment
incorrect after brake lining
replacement
Brake cables broken,
seized, trapped
Caliper malfunction
Carry out parking brake calibration procedure.
check for mechanical failure of parking brake
system C112A-39
Actuator disengage -
Incorrect has too few
pulses
Intermittent motor or
circuit - open circuit
Actuator malfunction
Check for additional motor or circuit DTCs and
refer to DTC index. check for mechanical failure of
parking brake C1D00-11 Park brake apply switch
- Circuit short to ground
Connector fault - bent,
loose or corroded pin(s)
Harness fault - short to
ground
Switch fault
Refer to electrical circuit diagrams and check the
switch primary and secondary apply circuits for
short to ground. Repair circuit faults or install a
new switch as required C1D00-15
Park brake apply switch
circuit - Circuit short to
battery or open
Connector fault - bent,
loose or corroded pin(s)
Harness fault - short to
power or open circuit
Switch fault
Refer to electrical circuit diagrams and check the
switch primary and secondary apply circuits for
short to power or open circuit. Repair circuit faults
or install a new switch as required C1D00-1C Park brake apply switch
- Voltage out of range
Connector fault - bent,
loose or corroded pin(s)
Harness fault - low
resistance to ground
Switch fault
Refer to the electrical circuit diagrams and test
primary parking brake apply switch circuits for
short to ground
Check and install a new switch as required

DTC Description Possible Causes Action U0423-00 Invalid Data Received
Invalid message from the
Check the Instrument Cluster for related DTCs From Instrument Panel Control Module - No sub instrument panel control and refer to the relevant DTC index type information module U0433-64
Invalid Data Received
From Cruise Control
Front Distance Range
Sensor - Signal
plausibility failure
Incorrect apply request
from the speed control
module when the
conditions were not correct
NOTE: The Park Brake Module has received a
request to apply the parkbrake from the Adaptive Speed
Control module but the conditions were not correct for
the apply to take place. E.g. the vehicle was moving. The
module will ignore the request but this DTC is logged for
safety reference

Check the Speed Control Module for related DTCs
and refer to the relevant DTC index U2001-68
Reduced System
Function - Event
information
Invalid or missing message
from Anti-Lock Braking
System with ignition OFF
and vehicle speed > 3Kph
NOTE: There has been invalid or missing data
detected from the Anti-Lock Brake System Control
Module. This DTC may be logged if the ignition is
switched off with the vehicle still moving. This DTC will
never be recorded as confirmed and is stored for
historical analysis only

Check the Speed Control Module for related DTCs
and refer to the relevant DTC index U2005-64
Vehicle Speed - Signal
implausibility failure
Implausible speed
message from the
Anti-Lock Braking System
control module
NOTE: Implausible speed is defined as passing
from high speed dynamic mode to static mode without
passing through low speed dynamic mode

Check the Anti-Lock Braking System Control
Module for related DTCs and refer to the relevant
DTC index U200D-4B
Control Module Output
Power A - Over
temperature
Actuator FET circuit over
current / over temperature
Refer to electrical wiring diagrams and check the
actuator circuit for low resistance. Repair circuit
faults or install a new actuator as required U2011-11
Motor - Circuit short to
ground
Electric park brake motor
output short to ground
Refer to electrical wiring diagrams and check the
actuator circuit for short to ground. Repair circuit
faults or install a new actuator as required U2011-12
Motor - Circuit short to
battery
Electric park brake motor
output short to power
Refer to electrical wiring diagrams and check the
actuator circuit for short to power. Repair circuit
faults or install a new actuator as required U2011-13 Motor - Circuit open
Electric park brake motor
output open circuit
Refer to electrical wiring diagrams and check the
actuator circuit for open circuit. Repair circuit
faults or install a new actuator as required U3000-47
Control Module -
Watchdog/safety micro
controller failure
Defective ECU
Lost communication with secondary micro
processor, check power and ground connections to
module. Clear DTC, perform battery reset and
retest system. If DTC reoccurs suspect the
Parking Brake control module
Refer to the Warranty Policy and Procedures
manual if a module/component is suspect U3002-81
Vehicle Identification
Number (VIN) - Invalid
serial number
The Park Brake Module has
previously been installed
to another vehicle
Check and install the original, or a new Park Brake
Module
Refer to the Warranty Policy and Procedures
manual if a module/component is suspect U3003-62
Battery Voltage - Signal
compare failure
Power distribution fault
Wiring harness fault
There is a difference of more than 2 volts
between the power supply to the parking brake
module and the battery voltage value broadcast
on CAN. Check other control modules for battery
voltage related DTCs. Refer to the electrical
circuit diagrams and check the power and ground

DTC Description Possible Causes Action B11DB-87
Battery Monitoring Module -
Missing message
NOTE: - Circuit BATTERY -

Battery signal line circuit fault
Refer to the electrical wiring
diagrams and check the battery
monitoring system module circuit for
open circuit, short circuit to ground,
short circuit to power
Refer to the electrical circuit
diagrams and check the LIN circuit
for short circuit to ground, short
circuit to power, open circuit B1206-68
Crash Occurred - Event
information
NOTE: - Circuit SRS_SIGNAL -

Engine control module has
detected the vehicle has crashed -
event information DTC only
Refer to the electrical circuit
diagrams and check the engine
control module to restraints control
module circuit for short circuit to
ground, short circuit to power, open
circuit. Repair circuit as required,
clear the DTC and retest C0031-00
Left Front Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - left front
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index C0034-00
Right Front Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - right front
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index C0037-00
Left Rear Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - left rear
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index C003A-00
Right Rear Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - right rear
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index P0010-13
Intake (A) Camshaft Position
Actuator (Bank 1) - Circuit
open
NOTE: - Circuit VFS_IN_A -

Intake (A) camshaft position
actuator (Bank 1) open circuit
Engine control module interface
harness open circuit
Refer to the electrical circuit
diagrams and check intake (A)
camshaft position actuator (Bank 1)
circuit for open circuit
Refer to the electrical circuit
diagrams and check engine control
module interface harness for open
circuit P0011-00
Intake (A) Camshaft Position
Timing - Over-Advanced
(Bank 1) - No sub type
information
NOTE: - Circuit VFS_IN_A -

Intake (A) camshaft position
actuator (Bank 1) open circuit
Engine control module interface
harness open circuit
Refer to the electrical circuit
diagrams and check intake (A)
camshaft position actuator (Bank 1)
circuit for open circuit
Refer to the electrical circuit
diagrams and check engine control
module interface harness for open
circuit P0013-13
Exhaust (B) Camshaft
Position Actuator (Bank 1) -
Circuit open
NOTE: - Circuit VFS_EX_A -

Exhaust (B) camshaft position
actuator (Bank 1) open circuit
Engine control module interface
harness open circuit
Refer to the electrical circuit
diagrams and check exhaust (B)
camshaft position actuator (Bank 1)
circuit for open circuit
Refer to the electrical circuit
diagrams and check engine control
module interface harness for open
circuit P0015-00
Exhaust (B) Camshaft
Position Timing -
Over-Retarded (Bank 1) - No
sub type information
NOTE: - Circuit VFS_EX_A -

Exhaust (B) camshaft position
actuator (Bank 1) open circuit,
short circuit to ground, short circuit
to power
Check for related DTC P0365-00.
Refer to the electrical circuit
diagrams and check exhaust (B)
camshaft position actuator (Bank 1)
for open circuit, short circuit to
ground, short circuit to power www.JagDocs.com

DTC Description Possible Causes Action P0016-00
Crankshaft Position -
Camshaft Position
Correlation - Bank 1 Sensor A
- No sub type information
NOTE: - Circuit VFS_EX_A -

The relative positions of the
crankshaft position sensor and cam
timing plate teeth are not correct
Engine timing incorrect
Timing chain installed incorrectly
Variable valve timing forced fully
advanced
Check engine timing. Check camshaft
sensor timing plate is installed
correctly. Check timing chain is
installed correctly P0017-00
Crankshaft Position -
Camshaft Position
Correlation - Bank 1 Sensor B
- No sub type information
NOTE: - Circuit VFS_EX_A -

The relative positions of the
crankshaft position sensor and
camshaft timing plate teeth are
not correct
Engine timing incorrect
Timing chain installed incorrectly
Variable valve timing forced fully
advanced
Check for related DTC P0365-00.
Check engine timing. Check camshaft
sensor timing plate is installed
correctly. Check timing chain is
installed correctly
Refer to the electrical circuit
diagrams and check exhaust (B)
camshaft position actuator (Bank 1)
for open circuit, short circuit to
ground, short circuit to power P0018-00
Crankshaft Position -
Camshaft Position
Correlation - Bank 2 Sensor A
- No sub type information
NOTE: - Circuit VFS_IN_B -

The relative positions of the
crankshaft position sensor and
camshaft timing plate teeth are
not correct
Engine timing incorrect
Timing chain installed incorrectly
Variable valve timing forced fully
advanced
Check engine timing. Check camshaft
sensor timing plate is installed
correctly. Check timing chain is
installed correctly P0019-00
Crankshaft Position -
Camshaft Position
Correlation - Bank 2 Sensor B
- No sub type information
NOTE: - Circuit VFS_EX_B -

The relative positions of the
crankshaft position sensor and
camshaft timing plate teeth are
not correct
Engine timing incorrect
Timing chain installed incorrectly
Variable valve timing forced fully
advanced
Check engine timing. Check camshaft
sensor timing plate is installed
correctly. Check timing chain is
installed correctly P0020-13
Intake (A) Camshaft Position
Actuator (Bank 2) - Circuit
open
NOTE: - Circuit VFS_IN_B -

Intake valve solenoid 2 open circuit
Refer to the electrical circuit
diagrams and check intake valve
solenoid 2 for open circuit P0023-13
Exhaust (B) Camshaft
Position Actuator (Bank 2) -
Circuit open
NOTE: - Circuit VFS_EX_B -

Exhaust (B) Camshaft Position
actuator (Bank 2) circuit, open
circuit
Refer to the electrical circuit
diagrams and check exhaust (B)
camshaft position actuator (Bank 2)
circuit for open circuit P0026-72
Intake Valve Control
Solenoid Circuit
Range/Performance (Bank 1)
- Actuator stuck open
NOTE: - Circuit VFS_IN_A -

Intake valve solenoid 1 angle less
than target
Intake valve solenoid 1 slow or not
operating
Check operation of intake valve
solenoid 1. Check and install a new
intake valve solenoid 1 as required.
Refer to the warranty policy and
procedures manual, or determine if
any prior approval programme is in
operation, prior to the installation of
a new module/component P0026-77
Intake Valve Control
Solenoid Circuit
Range/Performance (Bank 1)
- Commanded position not
reachable
NOTE: - Circuit VFS_IN_A -

Intake valve solenoid 1 angle
greater than target
Intake valve solenoid 1 not
returning to target in time
Check operation of intake valve
solenoid 1. Check and install a new
intake valve solenoid 1 as required.
Refer to the warranty policy and
procedures manual, or determine if
any prior approval programme is in
operation, prior to the installation of

DTC Description Possible Causes Action Intake valve solenoid 1 stuck
advanced a new module/component P0027-72
Exhaust Valve Control
Solenoid Circuit
Range/Performance (Bank 1)
- Actuator stuck open
NOTE: - Circuit VFS_EX_A -

Exhaust valve solenoid 1 angle
less than target
Exhaust valve solenoid 1 slow or
not operating
Check operation of exhaust valve
solenoid 1. Check and install a new
exhaust valve solenoid 1 as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component P0027-77
Exhaust Valve Control
Solenoid Circuit
Range/Performance (Bank 1)
- Commanded position not
reachable
NOTE: - Circuit VFS_EX_A -

Exhaust valve solenoid 1 angle
greater than target
Exhaust valve solenoid 1 not
returning to target in time
Exhaust valve solenoid 1 stuck
advanced
Check operation of exhaust valve
solenoid 1. Check and install a new
exhaust valve solenoid 1 as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component P0028-72
Intake Valve Control
Solenoid Circuit
Range/Performance (Bank 2)
- Actuator stuck open
NOTE: - Circuit VFS_IN_B -

Intake valve solenoid 2 angle less
than target
Intake valve solenoid 2 slow or not
operating
Check operation of intake valve
solenoid 2. Check and install a new
intake valve solenoid 2 as required.
Refer to the warranty policy and
procedures manual, or determine if
any prior approval programme is in
operation, prior to the installation of
a new module/component P0028-77
Intake Valve Control
Solenoid Circuit
Range/Performance (Bank 2)
- Commanded position not
reachable
NOTE: - Circuit VFS_IN_B -

Intake valve solenoid 2 angle
greater than target
Intake valve solenoid 2 not
returning to target in time
Intake valve solenoid 2 stuck
advanced
Check operation of intake valve
solenoid 2. Check and install a new
intake valve solenoid 2 as required.
Refer to the warranty policy and
procedures manual, or determine if
any prior approval programme is in
operation, prior to the installation of
a new module/component P0029-72
Exhaust Valve Control
Solenoid Circuit
Range/Performance (Bank 2)
- Actuator stuck open
NOTE: - Circuit VFS_EX_B -

Exhaust valve solenoid 2 angle
less than target
Exhaust valve solenoid 2 slow or
not operating
Check operation of exhaust valve
solenoid 2. Check and install a new
exhaust valve solenoid 2 as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component P0029-77
Exhaust Valve Control
Solenoid Circuit
Range/Performance (Bank 2)
- Commanded position not
reachable
NOTE: - Circuit VFS_EX_B -

Exhaust valve solenoid 2 angle
greater than target
Exhaust valve solenoid 2 not
returning to target in time
Exhaust valve solenoid 2 stuck
advanced
Check operation of exhaust valve
solenoid 2. Check and install a new
exhaust valve solenoid 2 as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component P0031-11
HO2S Heater Control Circuit
Low (Bank 1, Sensor 1) -
Circuit short to ground NOTES:


- Circuit HTR_CTRL_A_UPSTREAM -


LR - Circuit UHEGO HEATER A -

Pre catalyst oxygen sensor-odd
heater control circuit (Bank 1,
Sensor 1) circuit short circuit to
ground
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 1 Sensor 1 (0x03A1)
Refer to the electrical circuit
diagrams and check pre catalyst
oxygen sensor-odd heater control
circuit (Bank 1, Sensor 1) circuit for
short circuit to ground