
Compres SO Accel (Compressor Shut Off - Due
To Acceleration)
The Engine Control Module transmits this data. A
status of9YES9indicates that the compressor shut
off because of an acceleration request. A status of
9NO9indicates that there is no acceleration request.
If shut off due to an acceleration request, the
compress will switch on again after 20 seconds. In
addition, the original acceleration request can no
longer exist for the ECM to acknowledge a subse-
quent request. In the event of a CAN Bus commu-
nication failure,9NO9is displayed as a substitute
value.
Compres SO W/E-Off (Compressor Shut Off -
Due to Emergency Off)
The Engine Control Module transmits this data. A
status of9YES9indicates that the compressor shut
off because of an emergency off request. A status of
9NO9indicates that there is no emergency off re-
quest. In the event of a CAN Bus communication
failure, the last stored value is displayed as a
substitute value.
Auxiliary Fan
The ATC Module transmits this data. A status of
9ON9indicates that the auxiliary fan is operational.
A status of9OFF9indicates that the auxiliary fan is
not operational. The Auxiliary Fan normally oper-
ates when refrigerant head pressure exceeds 290
PSI and coolant temperature exceeds 221ÉF. In the
event of a CAN Bus communication failure, 257ÉF is
displayed for coolant temperature (in Sensors) and
the Auxiliary Fan will run continuously.
Light PB CTRL Module
This input displays a status of9Bright9for positive
dimmer switch operation and9Dimmed9for nega-
tive dimmer switch operation. In the event of a CAN
Bus communication failure,9Bright9is displayed.
3.3.2 CABIN HEATER MODULE (CHM) &
HEATER BOOSTER MODULE (HBM)
3.3.2.1 SYSTEM DESCRIPTION
WARNING: NEVER OPERATE THE HEATER
IN AN ENCLOSED AREA THAT DOES NOT
HAVE EXHAUST VENTILATION FACILITIES.
ALWAYS VENT THE HEATER'S EXHAUST
WHEN OPERATING THE HEATER. REFER TO
(VENTING THE HEATER'S EXHAUST(
BELOW FOR PROPER EXHAUST VENTING
INSTRUCTIONS. FAILURE TO FOLLOW
THESE INSTRUCTIONS CAN RESULT IN
PERSONAL INJURY OR DEATH.
WARNING: ALLOW THE HEATER ASSEMBLY TO
COOL BEFORE PERFORMING A COMPONENT
INSPECTION/REPAIR/REPLACEMENT. FAILURE
TO FOLLOW THESE INSTRUCTIONS CAN
RESULT IN PERSONAL INJURY OR DEATH.
WARNING: ALWAYS DISCONNECT THE
VEHICLE'S BATTERY PRIOR TO
PERFORMING ANY TYPE OF WORK ON THE
HEATER ASSEMBLY. FAILURE TO FOLLOW
THESE INSTRUCTIONS CAN RESULT IN
PERSONAL INJURY OR DEATH.
WARNING: NEVER ATTEMPT TO REPAIR THE
HEATER ASSEMBLY OR ANY OF ITS
INTERNAL COMPONENTS. ALWAYS
PERFORM HEATER COMPONENT
REPLACEMENT IN ACCORDANCE WITH THE
SERVICE INFORMATION. FAILURE TO
FOLLOW THESE INSTRUCTIONS CAN
RESULT IN PERSONAL INJURY OR DEATH.
CAUTION: Always Perform The Heater
Pre-Test (In The Diagnostic Procedures) Prior
To Performing Any Other Test On The Heater
For The Test Result To Be Valid.
NOTE: Do not disconnect the vehicle's
battery or the heater's main power-supply
while the heater is in operation or in
run-down mode. Failure to follow these
instructions may result in excess emissions
from the heater.
NOTE: Failure to prime the Dosing Pump
after draining the fuel line will prevent heater
activation during the first attempt to start the
unit. This may also set a Diagnostic Trouble
Code (DTC) in the control unit's memory. Do
not perform the Dosing Pump Priming
Procedure if an attempt was made to start the
heater without priming the Dosing Pump
first. This will put excess fuel in the heater
module and cause smoke to emit from the
heater's exhaust pipe when heater activation
occurs.
NOTE: Waxed fuel can obstruct the fuel line
and reduce flow. Check for the appropriate
winter grade fuel and replace as necessary.
The Cabin Heater Assembly and Heater Booster
Assembly are supplemental type heaters designed
to pre-heat the engine's coolant in order to supply
the vehicle's occupants with heat prior to the engine
7
GENERAL INFORMATION

ENGINE CONTROL MODULE C2 (OBD)CAV CIRCUIT FUNCTION
1 16BK/RD FUSED ENGINE CONTROL RELAY OUTPUT
2 14BR GROUND
3 14BK/BL FUSED ENGINE CONTROL RELAY OUTPUT
4 14BR GROUND
5 14BK/BL FUSED ENGINE CONTROL RELAY OUTPUT
6 14BR GROUND
7 18RD S/C SWITCH 12 VOLT SUPPLY
8 18BR/WT HIGH IDLE ON SIGNAL
10 18WT/RD BOOST PRESSURE SENSOR 5 VOLT SUPPLY
11 18WT/DG BOOST PRESSURE SENSOR SIGNAL
12 18BR/WT SENSOR GROUND
13 18GY/DG ACCEL PEDAL POSITION SENSOR SIGNAL NO. 2
14 18BR/GY ACCEL PEDAL POSITION SENSOR GROUND NO. 2
17 18BR/DG KICKDOWN SWITCH SIGNAL
18 20DG/YL ENGINE RPM
19 18BK FUSED IGNITION SWITCH OUTPUT (RUN-START)
24 18BL/RD ACCEL PEDAL POSITION SENSOR 5 VOLT SUPPLY
25 18BL/DG ACCEL PEDAL POSITION SENSOR SIGNAL NO. 1
26 18BR/BL ACCEL PEDAL POSITION SENSOR GROUND NO. 1
28 18BR/DG INTAKE AIR TEMPERATURE SENSOR GROUND
31 20BL/YL K-ECM
32 20DG ENHANCED ACCIDENT REPORT DRIVER
36 18VT IGNITION SWITCH OUTPUT (START)
37 18DG ACCEL/SET SIGNAL
38 18BK VERIFICATION SIGNAL
42 18DG/WT INTAKE AIR TEMPERATURE SENSOR SIGNAL
43 18BK/RD GLOW PLUG MODULE CONTROL
44 18YL/BL ENGINE CONTROL RELAY CONTROL
50 18YL DECEL/SET SIGNAL
51 18GY OFF SIGNAL
52 18BL RESUME SIGNAL
53 20DG/WT CAN C BUS (+)
54 20DG CAN C BUS (-)
55 18BR/RD FUEL PUMP RELAY CONTROL
58 18VT/DG STARTER MOTOR RELAY CONTROL
C
O
N
N
E
C
T
O
R
P
I
N
O
U
T
S
267
CONNECTOR PINOUTS

TABLE OF CONTENTS - Continued
P1617- ECM WRITE ERROR..............................................16
P1617-ECM INCORRECT VALUE..........................................16
P1617-ECM READ ERROR...............................................16
P2122-INTERNAL ERROR COUNTER FAULT................................16
P2122-INTERNAL ERROR ENGINE SHUT OFF..............................16
P2122-INTERNAL ERROR ENGINE VOLTAGE MONITORING...................16
P2122-INTERNAL ERROR ENGINE VOLTAGE MONITORING...................16
P2123-INJECTOR BANK ERROR..........................................16
P2124-INJECTOR BANK ERROR..........................................16
P2139-ECM INJECTOR OUTPUT STAGE #1.................................16
P2139-ECM INJECTOR OUTPUT STAGE #1 SHORT CIRCUIT..................16
P2140-ECM INJECTOR OUTPUT STAGE #2.................................16
P2140-ECM INJECTOR OUTPUT STAGE #2 SHORT CIRCUIT..................16
P2149-ECM A/D CONVERTER HIGH.......................................16
P2149-ECM A/D CONVERTER LOW........................................16
P2149-ECM A/D CONVERTER PLAUSIBILITY................................16
P2153-STARTER RELAY CIRCUIT ECM THERMAL OVERLOAD................16
P2197-FUEL QUANTITY SOLENOID ECM THERMAL OVERLOAD...............16
P2214-CAN MESSAGE ERROR...........................................16
P2319-ECM INTERNAL ERROR 1..........................................16
P2319-ECM INTERNAL ERROR 2..........................................16
P2319-ECM INTERNAL ERROR 3..........................................16
P2319-ECM INTERNAL ERROR 4..........................................16
P2321-ECM INTERNAL ERROR 5..........................................16
P2323-ECM INTERNAL ERROR...........................................16
P2324-ECM INJECTOR MONITORING 1....................................16
P2324-ECM INJECTOR MONITORING 2....................................16
P2324-ECM INJECTOR MONITORING 3....................................16
P2324-ECM INJECTOR MONITORING 4....................................16
P2324-ECM INJECTOR UNDERVOLTAGE...................................16
P2325-ECM INTERNAL ERROR 1..........................................16
P2325-ECM INTERNAL ERROR 2..........................................16
P2325-ECM INTERNAL ERROR 3..........................................16
P2325-ECM INTERNAL ERROR 4..........................................16
P2329-ECM INTERNAL ERROR 1..........................................16
P2330-ECM INTERNAL ERROR 1..........................................16
P2340-ECM INJECTION QUANTITY ERROR.................................16
P2342-ECM INTERNAL ERROR 1..........................................16
P2342-ECM INTERNAL ERROR 2..........................................17
P2350-INTERNAL VOLTAGE ERROR.......................................17
P2352-INJECTION FAULT - EXCESSIVE TEMPERATURE......................17
P2352-INJECTION FAULT - QUANTITY ERROR..............................17
P2352-INJECTION FAULT - TORQUE LIMIT.................................17
P2352-INJECTION FAULT EXCESSIVE ENGINE SPEED.......................17
P2354-ECM INTERNAL FAULT............................................17
P2356-ECM INTERNAL ERROR...........................................17
P2357-ECM INTERNAL ERROR...........................................17
P2358-ECM INTERNAL ERROR...........................................17
P2500-FUEL PRESSURE SOLENOID CIRCUIT EXCESSIVE CURRENT..........17
P2514-CRANKCASE VENT HEATER EXCESSIVE CURRENT...................17
P2526-BOOST PRESSURE SERVO MOTOR EXCESSIVE CURRENT............17
P2527-EGR VALVE EXCESSIVE CURRENT.................................17
P0100-MASS AIR FLOW SENSOR SIGNAL VOLTAGE TOO LOW...............19
ii

TABLE OF CONTENTS - Continued
P0100-MASS AIR FLOW SENSOR SIGNAL VOLTAGE TOO LOW...............19
P2011-MASS AIR FLOW SENSOR PLAUSIBILITY AIR MASS TOO HIGH.........19
P2011-MASS AIR FLOW SENSOR PLAUSIBILITY AIR MASS TOO LOW..........19
P2024-MASS AIR FLOW SENSOR SIGNAL VOLTAGE TOO HIGH...............19
P2024-MASS AIR FLOW SENSOR SIGNAL VOLTAGE TOO LOW...............19
P2065-MASS AIR FLOW SENSOR SUPPLY VOLTAGE TOO HIGH...............19
P2065-MASS AIR FLOW SENSOR SUPPLY VOLTAGE TOO LOW...............19
P2067-MASS AIR FLOW SENSOR SIGNAL CIRCUIT OPEN OR SHORTED.......19
P2067-MASS AIR FLOW SENSOR SIGNAL VOLTAGE TOO HIGH...............19
P2067-MASS AIR FLOW SENSOR SIGNAL VOLTAGE TOO LOW...............19
P2068-MASS AIR FLOW SENSOR PLAUSIBILITY SIGNAL RATIO ERROR........19
P2633-MAF SENSOR SIGNAL PLAUSIBILITY................................19
P0105-INTAKE PRESSURE SENSOR CAN MESSAGE ERROR.................25
P0105-INTAKE PRESSURE SENSOR PLAUSIBILITY..........................25
P0105-INTAKE PRESSURE SENSOR SIGNAL VOLTAGE TOO HIGH.............28
P0105-INTAKE PRESSURE SENSOR SIGNAL VOLTAGE TOO LOW.............31
P0110-INTAKE AIR TEMP SENSOR SIGNAL VOLTAGE TOO HIGH..............34
P2063-INTAKE AIR TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH......34
P0110-INTAKE AIR TEMP SENSOR SIGNAL VOLTAGE TOO LOW...............37
P2063-INTAKE AIR TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW......37
P0115-ENGINE COOLANT TEMP SENSOR CIRCUIT PLAUSIBILITY.............40
P2012-ENGINE COOLANT TEMP SENSOR CIRCUIT PLAUSIBILITY.............40
P0115-ENGINE COOLANT TEMP SENSOR CIRCUIT PLAUSIBILITY WITH ENGINE
OIL SENSOR...........................................................42
P0115-ENGINE COOLANT TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO
HIGH.................................................................44
P2054-ENGINE COOLANT TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO
HIGH.................................................................44
P2054-ENGINE COOLANT TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO
LOW..................................................................44
P0115-ENGINE COOLANT TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO
LOW..................................................................47
P0180-FUEL TEMPERATURE SENSOR CIRCUIT - SIGNAL VOLTAGE TOO HIGH. .49
P0180-FUEL TEMPERATURE SENSOR CIRCUIT - SIGNAL VOLTAGE TOO LOW . .51
P2625-FUEL TEMPERATURE SENSOR PLAUSIBILITY........................51
P0190-FUEL PRESS SENSOR CIRCUIT MALF SIGNAL VOLTAGE TOO HIGH.....53
P2008-FUEL PRESSURE SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH......53
P0190-FUEL PRESS SENSOR CIRCUIT MALF SIGNAL VOLTAGE TOO LOW.....57
P2008-FUEL PRESSURE SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW.......57
P0201-CYLINDER 1-INJECTOR CIRCUIT EXCESSIVE CURRENT...............60
P0201-CYLINDER 1-INJECTOR CIRCUIT OPEN OR SHORTED TO GROUND.....60
P0201-CYLINDER 1-INJECTOR CIRCUIT SHORTED TO GROUND..............60
P0201-CYLINDER 1-INJECTOR CIRCUIT SHORTED TO VOLTAGE..............60
P0202-CYLINDER 2-INJECTOR CIRCUIT EXCESSIVE CURRENT...............60
P0202-CYLINDER 2-INJECTOR CIRCUIT OPEN OR SHORTED TO GROUND.....60
P0202-CYLINDER 2-INJECTOR CIRCUIT SHORTED TO GROUND..............60
P0202-CYLINDER 2-INJECTOR CIRCUIT SHORTED TO VOLTAGE..............60
P0203-CYLINDER 3-INJECTOR CIRCUIT EXCESSIVE CURRENT...............60
P0203-CYLINDER 3-INJECTOR CIRCUIT OPEN OR SHORTED TO GROUND.....60
P0203-CYLINDER 3-INJECTOR CIRCUIT SHORTED TO GROUND..............60
P0203-CYLINDER 3-INJECTOR CIRCUIT SHORTED TO VOLTAGE..............60
P0204-CYLINDER 4-INJECTOR CIRCUIT EXCESSIVE CURRENT...............60
P0204-CYLINDER 4-INJECTOR CIRCUIT OPEN OR SHORTED TO GROUND.....60
iii

TABLE OF CONTENTS - Continued
P2013-AMBIENT AIR TEMPERATURE SIGNAL VOLTAGE TOO HIGH...........112
P2013-AMBIENT AIR TEMPERATURE SIGNAL VOLTAGE TOO LOW............112
P2014-ENGINE OIL SENSOR OIL TEMPERATURE PLAUSIBILITY..............113
P2014-ENGINE OIL SENSOR SIGNAL PLAUSIBILITY........................113
P2014-ENGINE OIL SENSOR SIGNAL VOLTAGE IS TOO HIGH................113
P2014-ENGINE OIL SENSOR SIGNAL VOLTAGE IS TOO LOW................113
P2040-ENGINE OIL SENSOR CIRCUIT INVALID LEVEL......................113
P2040-ENGINE OIL SENSOR CIRCUIT LEVEL OUT OF RANGE...............113
P2040-ENGINE OIL SENSOR CIRCUIT LEVEL OUT OF RANGE...............113
P2041-ENGINE OIL SENSOR POOR OIL QUALITY..........................113
P2041-ENGINE OIL SENSOR QUALITY MEASUREMENT ERROR..............113
P2041-ENGINE OIL SENSOR QUALITY PLAUSIBILITY.......................113
P2042-ENGINE OIL SENSOR WATER CONTAMINATION......................113
P2061-ENGINE OIL SENSOR OPEN CIRCUIT..............................113
P2062-ENGINE OIL SENSOR SIGNAL ERROR..............................113
P2062-ENGINE OIL SENSOR SYNCHRONIZATION ERROR...................113
P2015-FUEL RAIL PRESSURE MALFUNCTION MAXIMUM FUEL FLOW
EXCEEDED...........................................................117
P2016-FUEL RAIL PRESSURE MALFUNCTION DECELERATION ERROR.......117
P2016-FUEL RAIL PRESSURE MALFUNCTION FUEL FLOW BELOW MINIMUM
QUANTITY............................................................117
P2017-FUEL RAIL PRESSURE MALFUNCTION RAIL PRESSURE IS TOO LOW . .117
P2018-FUEL RAIL PRESSURE MALFUNCTION RAIL PRESSURE IS TOO HIGH . .117
P2019-FUEL RAIL PRESSURE MALFUNCTION MAXIMUM FUEL PRESSURE
EXCEEDED...........................................................117
P2019-FUEL RAIL PRESSURE MALFUNCTION RAIL PRESSURE IS TOO LOW . .117
P2020-FUEL RAIL PRESSURE MALFUNCTION RAIL PRESSURE IS TOO LOW . .117
P2020-FUEL RAIL PRESSURE MALFUNCTION RAIL PRESSURE TOO HIGH....117
P2021-FUEL RAIL PRESSURE MALFUNCTION RAIL PRESSURE TOO LOW.....117
P2023-FUEL RAIL PRESSURE MALFUNCTION RAIL PRESSURE TOO HIGH....117
P2047-FUEL RAIL PRESSURE MALFUNCTION MAXIMUM FUEL PRESSURE
EXCEEDED...........................................................117
P2049-FUEL RAIL PRESSURE MALFUNCTION DECELERATION ERROR.......117
P2051-FUEL RAIL PRESSURE MALFUNCTION MAXIMUM FUEL PRESSURE
EXCEEDED...........................................................117
P2052-FUEL RAIL PRESSURE MALFUNCTION PLAUSIBILITY WITH FUEL
PRESSURE SOLENOID.................................................117
P2025-INTAKE PRESSURE SENSOR PLAUSIBILITY.........................125
P2025-INTAKE PRESSURE SENSOR SIGNAL VOLTAGE TOO HIGH............128
P2030-INTAKE PRESSURE SENSOR CIRCUIT FAULT.......................128
P2030-INTAKE PRESSURE SENSOR OPEN CIRCUIT........................128
P2030-INTAKE PRESSURE SENSOR SIGNAL VOLTAGE TOO HIGH............128
P2025-INTAKE PRESSURE SENSOR SIGNAL VOLTAGE TOO LOW............131
P2030-INTAKE PRESSURE SENSOR SIGNAL VOLTAGE TOO LOW............131
P2026-O2 SENSOR CIRCUIT FAULT......................................134
P2026-O2 SENSOR CIRCUIT OPEN CIRCUIT..............................134
P2026-O2 SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH..................134
P2026-O2 SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW...................134
P2028-O2 SENSOR CIRCUIT FAULT......................................134
P2028-O2 SENSOR CIRCUIT OPEN CIRCUIT..............................134
P2028-O2 SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH..................134
P2028-O2 SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW...................134
P2032-O2 SENSOR PLAUSIBILITY.......................................134
vi

TABLE OF CONTENTS - Continued
P2032-O2 SENSOR PLAUSIBILITY.......................................134
P2032-O2 SENSOR PLAUSIBILITY.......................................134
P2057-O2 SENSOR SIGNAL CIRCUIT SIGNAL VOLTAGE TOO HIGH...........134
P2058-O2 SENSOR SIGNAL CIRCUIT SIGNAL VOLTAGE TOO HIGH...........134
P2059-O2 SENSOR SIGNAL CIRCUIT SIGNAL VOLTAGE TOO HIGH...........134
P2090-O2 SENSOR PLAUSIBILITY.......................................134
P2090-O2 SENSOR SIGNAL FAULT.......................................134
P2091-O2 SENSOR LOW O2 CONCENTRATION............................134
P2091-O2 SENSOR SIGNAL PLAUSIBILITY................................134
P2195-O2 SENSOR HEATER CIRCUIT FAULT..............................134
P2353-O2 SENSOR PLAUSIBILITY.......................................134
P2366-O2 CIRCUIT FAULT..............................................134
P2034-O2 SENSOR CIRCUIT CALIBRATION VALUE TOO HIGH...............138
P2034-O2 SENSOR CIRCUIT CALIBRATION VALUE TOO LOW................138
P2036-O2 SENSOR CIRCUIT CALIBRATION VALUE TOO HIGH...............138
P2036-O2 SENSOR CIRCUIT CALIBRATION VALUE TOO LOW................138
P2038-O2 SENSOR CIRCUIT CALIBRATION VALUE TOO HIGH...............138
P2038-O2 SENSOR CIRCUIT CALIBRATION VALUE TOO LOW................138
P2043-CAMSHAFT POSITION SENSOR CIRCUIT OPEN CIRCUIT.............140
P2043-CAMSHAFT POSITION SENSOR CIRCUIT OPEN OR SHORT CIRCUIT . . .140
P2045-CRANKSHAFT POSITION SENSOR CIRCUIT LOST SIGNAL............146
P2045-CRANKSHAFT POSITION SENSOR CIRCUIT SIGNAL PLAUSIBILITY.....146
P2322-CRANKSHAFT POSITION SENSOR PLAUSIBILITY....................146
P2343-CKP PLAUSIBILITY...............................................146
P2062-ENGINE OIL SENSOR MONITORING ERROR........................149
P2066-MASS AIR FLOW SENSOR PLAUSIBILITY...........................150
P2355-EGR FLOW RATE IS TOO HIGH....................................150
P2355-EGR FLOW RATE IS TOO LOW....................................150
P2066-MASS AIR FLOW SENSOR PLAUSIBILITY AIR MASS TOO HIGH........153
P2066-MASS AIR FLOW SENSOR PLAUSIBILITY AIR MASS TOO LOW.........153
P2087-INTAKE PRESSURE SENSOR INTAKE RESTRICTION.................156
P2100-FUEL PUMP RELAY CIRCUIT OPEN CIRCUIT........................157
P2100-FUEL PUMP RELAY CIRCUIT SHORTED TO GROUND.................157
P2100-FUEL PUMP RELAY CIRCUIT SHORTED TO VOLTAGE................159
P2100-FUEL PUMP RELAY EXCESSIVE CURRENT..........................159
P2104-STARTER RELAY CIRCUIT SHORT CIRCUIT.........................161
P2152-STARTER RELAY CIRCUIT SHORT TO GROUND.....................161
P2153-STARTER RELAY CIRCUIT OPEN OR SHORTED TO VOLTAGE.........161
P2110-BOOST PRESSURE SERVO MOTOR CIRCUIT SHORT CIRCUIT.........164
P2112-BOOST PRESSURE SERVO MOTOR CIRCUIT EXCESSIVE CURRENT . . .164
P2526-BOOST PRESSURE SERVO MOTOR SHORT TO VOLTAGE.............164
P2111-BOOST PRESSURE SERVO MOTOR CIRCUIT SHORT TO GROUND.....167
P2112-BOOST PRESSURE SERVO MOTOR CIRCUIT OPEN CIRCUIT..........167
P2510-BOOST PRESSURE SERVO MOTOR SHORT TO GROUND.............167
P2526-BOOST PRESSURE SERVO MOTOR OPEN CIRCUIT..................167
P2526-BOOST PRESSURE SERVO MOTOR SHORT TO GROUND.............167
P2132-GLOW PLUG CONTROL MODULE CIRCUIT OPEN CIRCUIT............171
P2132-GLOW PLUG CONTROL MODULE CIRCUIT SHORTED TO GROUND. . . .171
P2132-GLOW PLUG CONTROL MODULE CIRCUIT SHORTED TO VOLTAGE OR
OPEN................................................................171
P2132-GLOW PLUG CONTROL MODULE FAULT............................171
P2151-FUEL PRESS SOLENOID SIGNAL PLAUSIBILITY HIGH................173
P2151-FUEL PRESS SOLENOID SIGNAL PLAUSIBILITY LOW.................173
vii

TABLE OF CONTENTS - Continued
P2500-FUEL PRESSURE SOLENOID CIRCUIT OPEN CIRCUIT................173
P2501-FUEL PRESSURE SOLENOID CIRCUIT SHORTED TO GROUND OR B+ . .173
P2197-FUEL QUANTITY SOLENOID OPEN CIRCUIT.........................177
P2198-FUEL QUANTITY SOLENOID SHORT TO VOLTAGE...................177
P2199-FUEL QUANTITY SOLENOID SHORT TO GROUND....................177
P2502-FUEL QUANTITY SOLENOID SHORT TO GROUND....................177
P2203-TORQUE REDUCTION MESSAGE FROM ABS - CAN PLAUSIBILITY.....180
P2203-TORQUE REDUCTION MESSAGE FROM ABS - MESSAGE ERROR......180
P2203-TORQUE REDUCTION MESSAGE FROM ABS - MESSAGES MISSING . . .180
P2203-TORQUE REDUCTION MESSAGE FROM ABS - NO COMMUNIOCATION .180
P2203-TORQUE REDUCTION MESSAGE FROM ABS - PLAUSIBILITY #1.......180
P2203-TORQUE REDUCTION MESSAGE FROM ABS PLAUSIBILITY #2.........180
P2208-ABS BRAKE SIGNAL CAN MESSAGE IMPLAUSIBLE..................180
P2208-ABS CAN BRAKE SIGNAL PLAUSIBILITY............................180
P2209-ABS CAN MESSAGE MISSING OR INCORRECT......................180
P2253-STEERING ANGLE SENSOR PLAUSIBILITY..........................180
P2204-TORQUE REDUCTION MESSAGE FROM TCM - CAN PLAUSIBILITY.....182
P2204-TORQUE REDUCTION MESSAGE FROM TCM - ENGINE STOP.........182
P2204-TORQUE REDUCTION MESSAGE FROM TCM - MESSAGE ERROR.....182
P2204-TORQUE REDUCTION MESSAGE FROM TCM - MESSAGES MISSING . . .182
P2204-TORQUE REDUCTION MESSAGE FROM TCM - PLAUSIBILITY..........182
P2204-TORQUE REDUCTION MESSAGE FROM TCM - TCM DTC #1...........182
P2204-TORQUE REDUCTION MESSAGE FROM TCM - TCM DTC #2...........182
P2210-ESM CAN MESSAGE MISSING OR INCORRECT......................184
P2234-ABS DTC EXTERNAL QUANTITY CONTROL FAULT PRESENT..........184
P2252-LATERAL ACCELERATOR SENSOR PLAUSIBILTY.....................184
P2211-ETC CAN MESSAGE MISSING OR INCORRECT......................186
P2258-TCM MESSAGE ERROR..........................................186
P2258-TCM NO CAN MESSAGE..........................................186
P2217-TCM DTC INTERNAL FAULT PRESENT..............................188
P2218-TCM DTC 1-2 AND 4-5 SHIFT SOLENOID FAULT PRESENT............188
P2219-TCM DTC 2-3 SHIFT SOLENOID FAULT PRESENT....................188
P2220-TCM DTC 3-4 SHIFT SOLENOID FAULT PRESENT....................188
P2221-TCM DTC TORQUE CONVERTER CLUTCH SOLENOID FAULT PRESENT .188
P2222-TCM DTC MODULATING PRESSURE SOLENOID FAULT PRESENT......188
P2223-TCM DTC SHIFT PRESSURE SOLENOID FAULT PRESENT.............188
P2224-TCM DTC VALVE VOLTAGE SUPPLY FAULT PRESENT................188
P2225-TCM DTC SPEED SENSOR VOLTAGE FAULT PRESENT...............188
P2226-TCM DTC EWM CAN MESSAGE FAULT PRESENT....................188
P2227-TCM DTC RIGHT REAR WHEEL SPEED IMPLAUSIBLE FAULT PRESENT .188
P2228-TCM DTC TRANSMISSION RATIO ERROR FAULT PRESENT...........188
P2229-TCM DTC CAN MSG IMPLAUSIBLE FAULT PRESENT.................188
P2230-TCM DTC TCC EXCESSIVE POWER CONSUMPTION FAULT PRESENT . .188
P2231-TCM DTC NOT UNEQUIVOCAL FAULT PRESENT.....................188
P2232-TCM DTC NEGATIVE GEAR COMPARISON FAULT PRESENT...........188
P2240-ABS STEERING ANGLE SENSOR CAN MESSAGE IMPLAUSIBLE 1......190
P2240-ABS STEERING ANGLE SENSOR CAN MESSAGE IMPLAUSIBLE 2......190
P2242-ABS BRAKE MESSAGE PLAUSIBILITY 1.............................192
P2242-ABS BRAKE MESSAGE PLAUSIBILITY 2.............................192
P2244-INSTRUMENT CLUSTER MESSAGE PLAUSIBILITY...................194
P2259-TORQUE REDUCTION MESSAGE FROM HVAC- PARITY ERROR........196
P2259-TORQUE REDUCTION MESSAGE FROM HVAC- SWITCH SIGNAL
ERROR..............................................................196
viii

TABLE OF CONTENTS - Continued
P2259-TORQUE REDUCTION MESSAGE FROM HVAC- SWITCH SIGNAL
PLAUSIBILITY.........................................................196
P229-INSTRUMENT CLUSTER MESSAGE - AMBIENT TEMPERATURE SIGNAL
PLAUSIBILITY.........................................................197
P2306-SENSOR SUPPLY 2 VOLTAGE IS TOO HIGH.........................198
P2306-SENSOR SUPPLY 2 VOLTAGE IS TOO LOW.........................200
P2332-SENSOR SUPPLY 3 VOLTAGE IS TOO LOW.........................203
P2332-SENSOR SUPPLY 3 VOLTAGE IS TOO HIGH.........................206
P2333-S/C VEHICLE SPEED PLAUSIBILITY................................209
P2338-S/C EXCESSIVE ACCELERATION..................................209
P2338-S/C EXCESSIVE DECELERATION..................................209
P2339-ECM CHECKSUM ERROR #1......................................211
P2339-ECM CHECKSUM ERROR #2......................................211
P2339-ECM INVALID CODING............................................211
P2339-ECM INVALID DATA..............................................211
P2344-KICKDOWN SWITCH PLAUSIBILITY................................212
P2347-AUTOMATIC TRANSMISSION CODED AS MANUAL TRANSMISSION.....213
P2347-CAN BUS CIRCUIT INTERUPTION..................................213
P2347-MANUAL TRANSMISSIO CODED AS AUTO TRANSMISSION............213
P2347-WRITE ERROR TO EEPROM......................................213
P2351-ECM SUPPLY VOLTAGE TOO LOW.................................214
P2359-BOOST PRESSURE TOO HIGH....................................216
P2359-BOOST PRESSURE TOO LOW.....................................216
P2511-EGR VALVE SIGNAL CIRCUIT SHORTED TO GROUND................218
P2527-EGR VALVE SIGNAL CIRCUIT OPEN CIRCUIT........................218
P2527-EGR VALVE SIGNAL CIRCUIT SHORTED TO GROUND................218
P2514-CRANKCASE VENT HEATER OPEN CIRCUIT........................221
P2514-CRANKCASE VENT HEATER SHORTED TO GROUND.................221
P2514-CRANKCASE VENT HEATER SHORTED TO VOLTAGE.................221
P2521-IMPROPER START ATTEMPT......................................224
P2527-EGR VALVE SIGNAL CIRCUIT SHORTED TO VOLTAGE................225
P2531-FUEL INJECTOR 1 READ TOO LARGE..............................227
P2531-FUEL INJECTOR 1 READ TOO LARGE..............................227
P2531-FUEL INJECTOR 1 READ TOO SMALL..............................227
P2531-FUEL INJECTOR 1 READ TOO SMALL..............................227
P2532-FUEL INJECTOR 2 READ TOO LARGE..............................227
P2532-FUEL INJECTOR 2 READ TOO LARGE..............................227
P2532-FUEL INJECTOR 2 READ TOO SMALL..............................227
P2532-FUEL INJECTOR 2 READ TOO SMALL..............................227
P2533-FUEL INJECTOR 3 READ TOO LARGE..............................227
P2533-FUEL INJECTOR 3 READ TOO LARGE..............................227
P2533-FUEL INJECTOR 3 READ TOO SMALL..............................227
P2533-FUEL INJECTOR 3 READ TOO SMALL..............................227
P2534-FUEL INJECTOR 4 READ TOO LARGE..............................227
P2534-FUEL INJECTOR 4 READ TOO LARGE..............................227
P2534-FUEL INJECTOR 4 READ TOO SMALL..............................227
P2534-FUEL INJECTOR 4 READ TOO SMALL..............................227
P2535-FUEL INJECTOR 5 READ TOO LARGE..............................227
P2535-FUEL INJECTOR 5 READ TOO LARGE..............................227
P2535-FUEL INJECTOR 5 READ TOO SMALL..............................227
P2535-FUEL INJECTOR 5 READ TOO SMALL..............................227
P2606-CMP/CKP SYNCHRONIZATION ERROR.............................229
*CHECKING THE FUEL PRESSURE SENSOR CIRCUITS.....................232
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