DTC Description Possible Causes Action U3000-55
Stored vehicle
configuration data does not
match - Not configured
Incorrect car configuration data
received
Re-configure the RJB using the
manufacturer approved diagnostic system.
Clear DTC and re-test. If the DTC remains
suspect the DSM, refer to the new module
installation note at the top of the DTC
Index U3000-87
Control Module - Missing
message
Missing message
Re-configure the RJB using the
manufacturer approved diagnostic system.
Check DSM for DTCs and refer to the DTC
Index. Check CAN network integrity using
the manufacturer approved diagnostic
system U3001-46
Control module improper
shutdown -
Calibration/parameter
memory failure
Calibration/parameter memory
failure
Check for DTCs that could indicate power
failure to the module and refer to the DTC
Index U3002-81
Vehicle Identification
Number (VIN) - Invalid
serial data received
Vehicle/component mis-match.
Corrupt VIN data being
transmitted, module previously
installed to other vehicle
Install original module, check for DTCs and
refer to relevant DTC Index U3003-16
Battery Voltage - Circuit
voltage below threshold
Circuit voltage below threshold
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system U3003-17
Battery Voltage - Circuit
voltage above threshold
Circuit voltage above threshold
Carry out any pinpoint tests associated
with this DTC using the manufacturer
approved diagnostic system
DTC Description Possible Causes Action U0401-08
Invalid Data Received
From ECM/PCM A - Bus
Signal Message Failures
Inaccurate engine speed,
torque information
Check Engine Control Module for stored DTCs,
Check CAN Bus circuit for faults U0401-68
Invalid Data Received
from ECM/PCM A - Event
information
Inaccurate engine speed,
torque information
Check Engine Control Module for stored DTCs.
Check CAN Bus Circuit for fault U0401-86
Invalid Data Received
from ECM/PCM A - Signal
Invalid
Inaccurate engine speed,
torque information
Check Engine Control Module for stored DTCs.
Check CAN Bus Circuit for fault U0404-68
Invalid Data Received
from Gear Shift Control
Module A - Event
information
Incorrect CAN data
received from
Transmission Shift
Module
Check Transmission Shift Module for stored DTCs.
Refer to Circuit diagrams and check CAN and LIN
Bus for Circuit fault U0404-81
Invalid Data Received
from Gear Shift Control
Module A - Invalid Serial
Data Received
Incorrect LIN data
received from
Transmission Shift
Module
Check Transmission Shift Module for stored DTCs.
Refer to Circuit diagrams and check CAN and LIN
Bus for Circuit fault U0416-68
Invalid Data Received
From Vehicle Dynamics
Control Module - Event
information
Event information brake
information
Check Engine Control Module for stored DTCs.
Check CAN Bus Circuit for fault U0422-68
Invalid Data Received
From Body Control
Module - Event
information
Event information invalid
Power mode information
Check Central Junction Box for stored DTCs. Check
CAN Bus Circuit for fault U101B-87
Lost Communication With
GSM - Multiple Bus -
Missing message
Missing message lost
communication with
Transmission Shift
Module (multiple Bus)
Check Transmission Shift Module for stored DTCs.
Refer to Circuit diagrams and check CAN and LIN
Bus for Circuit fault U3000-49
Control Module - Internal
electronic failure
Internal electronic failure
Suspect the Transmission Control Module. Install a
new Transmission Control Module as required,
refer to the warranty policy and procedures manual
if a module/component is suspect. U3000-4B
Control Module - Circuit
resistance above
threshold
Internal electronic failure
Check and correct oil level. Check hydraulic flow
through oil cooler and pipe circuit for restriction or
blockage. If no restrictions found, suspect the
Transmission Control Module. Install a new
Transmission Control Module as required, refer to
the warranty policy and procedures manual if a
module/component is suspect. U3000-81
Control Module - Invalid
serial data received
Vehicle or Engine type
signal incorrect from
Central Junction Box or
incorrect Transmission
Control Module software
installed
Reflash the Transmission Control Module using the
manufacturer approved process U3001-94
Control Module Improper
Shutdown - Unexpected
operation
Control Module Improper
Shutdown (voltage
related)
Check Engine Control Module For Power
(alternator) faults. Check Power and Ground
Circuit and Battery for fault. Clear DTCs. Road
Test. If DTC reoccurs suspect the Transmission
Control Module. Install a new Transmission Control
Module as required, refer to the warranty policy
and procedures manual if a module/component is
suspect.
DTC Description Possible Cause Action U0416-68
Invalid Data Received From
Vehicle Dynamics Control
Module - event information
Event information brake
information Check Engine control module for stored DTCs. Check
CAN Bus Circuit for fault U0422-68
Invalid Data Received From
Body Control Module - event
information
Event information invalid
Power mode information Check Central junction box for stored DTCs. Check CAN
Bus Circuit for fault U101B-87
Lost Communication With
GSM - Multiple Bus-missing
message
Missing message lost
communication with
Transmission Shift
Module (multiple Bus) Check Transmission Shift Module for stored DTCs.
Refer to Circuit diagrams and check CAN and LIN Bus
for Circuit fault U3000-49
Control Module - internal
electronic failure
Internal electronic failure Suspect the Transmission control module. Install a
new Transmission control module as required, refer to
the new module/component installation note at the top of the DTC Index U3000-4B
Control Module - Circuit
resistance above threshold
Internal electronic failure Check and correct oil level. Check hydraulic flow
through oil cooler and pipe circuit for restriction or
blockage. If no restrictions found, suspect the
Transmission control module. Install a new
Transmission control module as required, refer to the
new module/component installation note at the top of
the DTC Index U3000-81
Control Module - invalid
serial data received
Vehicle or Engine type
signal incorrect from BCM
or incorrect Transmission
control module software
installed Reflash the Transmission control module using the
manufacturer approved process U3001-94
Control Module Improper
Shutdown - unexpected
operation
Control Module Improper
Shutdown (voltage
related) Check Engine control module For Power (generator)
faults. Check Power and Ground Circuit and Battery for
fault. Clear DTCs. Road Test. If DTC reoccurs suspect
the Transmission control module. Install a new
Transmission control module as required, refer to the
new module/component installation note at the top of
the DTC Index
DTC Description Possible Cause Action B1C0024
Seat Recline Up
Switch
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 B1C0124
Seat Recline Down
Switch
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 B1C0224 Memory Store Switch
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 B1C0324 Memory #1 Switch
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 B1C0424 Memory #2 Switch
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 B1C0524 Memory #3 Switch
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 U001088
Medium speed Can
communication Bus
Bus off Carry out any pinpoint tests associated with this DTC
using the manufacturer approved diagnostic system.
Refer to the electrical circuit diagrams and check CAN
network to climate controlled seat module for short, open circuit U014000
Lost communication
with CJB
Lost communication with CJB Carry out any pinpoint tests associated with this DTC
using the manufacturer approved diagnostic system.
Check CJB for related DTCs and refer to the relevant
DTC Index U014200
Lost communication
with RJB
Lost communication with RJB Carry out any pinpoint tests associated with this DTC
using the manufacturer approved diagnostic system.
Check RJB for related DTCs and refer to the relevant
DTC Index U015500
Lost
communications
with instrument
cluster
Lost communications with
instrument cluster Carry out any pinpoint tests associated with this DTC
using the manufacturer approved diagnostic system.
Refer to the electrical circuit diagrams and check CAN
network to climate controlled seat module and
instrument cluster for short, open circuit U019900
Lost communication
with Driver Door
Module (DDM)
Lost communication with DDM Carry out any pinpoint tests associated with this DTC
using the manufacturer approved diagnostic system U030000
Internal control
module software
incompatibility
Invalid configuration message is
received Re-configure the RJB using the manufacturer approved
diagnostic system. Clear the DTC and retest. If the DTC
is still logged suspect the DSM/PSM, refer to the new
module installation note at the top of the DTC Index U1A1449
CAN Initialisation
failure
Internal electronic failure Install a new DSM, refer to the new module installation
note at the top of the DTC Index U1A4C68
Build/end of line
mode active
Manufacturing mode has not
been removed Place DSM in to customer mode using manufacturer
approved diagnostic system U300049 Control module
Internal electronic failure Install a new DSM, refer to the new module installation
note at the top of the DTC Index U300055
Stored vehicle
configuration data
does not match
Incorrect car configuration data
received Re-configure the RJB using the manufacturer approved
diagnostic system. Clear DTC and re-test. If the DTC
remains suspect the DSM, refer to the new module
installation note at the top of the DTC Index U300087 Control Module
Missing message Re-configure the RJB using the manufacturer approved
diagnostic system. Check DSM for DTCs and refer to the
DTC Index. Check CAN network integrity using the
manufacturer approved diagnostic system U300146
Control module
improper shutdown
Calibration/parameter memory
failure Check for DTCs that could indicate power failure to the
module and refer to the DTC Index U300281
Vehicle
Identification
Number (VIN)
Vehicle/component mis-match.
Corrupt VIN data being
transmitted, module previously
installed to other vehicle Install original module, check for DTCs and refer to
relevant DTC Index U300316 Battery Voltage
Circuit voltage below threshold Carry out any pinpoint tests associated with this DTC
using the manufacturer approved diagnostic system