Speed Control Module (CCM): DTCs

SPEED CONTROL MODULE (CCM) DTCs

DTC	Description	Possible Causes	Actions
B1A84-81	Car Configuration Data - Invalid serial data received	Central junction box reporting invalid data	Re-configure the central junction box using the manufacturer approved diagnostic system and re-test. If DTC remains suspect speed control module. Refer to the warranty policy and Procedures information if a module is suspect.
C1A67-54	Forward Looking Sensor - Missing calibration	Missing calibration	Carry out speed control sensor adjustment procedure. Refer to instruction 310-03 - Speed Control, General Procedures.
C1A67-81	Forward Looking Sensor - Invalid serial data received - Invalid serial data received	Yaw rate voltage - out of range	Fault may be cleared by driving vehicle at speeds greater than 23mph (36kph) then cycling ignition status. Refer to the electrical circuit diagrams and check the power supply circuit to the yaw rate sensor. Check the forward looking sensor circuits and repair as necessary.
C1A67-87	Forward Looking Sensor - Missing message	Missing message	Refer to the electrical circuit diagrams and check the forward looking sensor circuits. Check CAN connection between forward looking sensor and speed control module. Repair as necessary.
C1A67-96	Forward Looking Sensor - Component internal failure	Component internal failure	Install a new forward looking sensor.
C1A67-97	Forward Looking Sensor - Component or system operation obstructed or blocked	Sensor obstructed or blocked	Check and clear any obstructions from the sensor. This DTC will be cleared automatically when environmental conditions allow.
C1A67-98	Forward Looking Sensor - Component or system over temperature	Sensor over-temperature	Clear the DTC, allow vehicle to cool down and retest. Consider the atmospheric conditions before condemning a module. This DTC will be cleared automatically when environmental conditions allow.
P174E-81	Output Shaft Speed / ABS Wheel Speed Correlation - Invalid serial data received	The speed is mis-calculated to too high a value Speed control module failure	Renew the speed control module. Refer to the warranty policy and Procedures information if a module is suspect.
U0001-88	High Speed CAN Communication Bus - Bus off	CAN Bus off	Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network.
U0100-00	Lost Communication With ECM/PCM "A" - No sub type information	No sub type information	Refer to the electrical circuit diagrams and check the power and ground connections to the Engine Control Module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the Engine Control Module and Speed Control Module.
U0101-00	Lost Communication with TCM - No sub type information	No sub type information	Refer to the electrical circuit diagrams and check the power and ground connections to the Transmission Control Module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the Transmission Control Module and Speed Control Module.
U0103-00	Lost Communication With Gear Shift Control Module A - No sub type information	No sub type information	Refer to the electrical circuit diagrams and check the power and ground connections to the Transmission Shift Module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the Transmission Shift Module and Speed Control Module.
U0121-00	Lost Communication With Anti-Lock Brake System (ABS) Control Module - No sub type information	No sub type information	Refer to the electrical circuit diagrams and check the power and ground connections to the ABS module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the ABS Module and Speed Control Module.
U0128-00	Lost Communication With Park Brake Control Module - No sub type information	No sub type information	Refer to the electrical circuit diagrams and check the power and ground connections to the Parking Brake Module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the Parking Brake Control Module and Speed Control Module.
U0155-00	Lost Communication With Instrument Panel Cluster (IPC) Control Module - No sub type information	No sub type information	Refer to the electrical circuit diagrams and check the power and ground connections to the Instrument Cluster. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the Instrument Cluster and Speed Control Module.
U0300-00	Internal Control Module Software Incompatibility - No sub type information	No sub type information	Configure the module using the approved diagnostic system.
U0300-55	Internal Control Module Software Incompatibility - Not configured	Software incompatibility Not configured	Configure the module using the approved diagnostic system.
U0401-00	Invalid Data Received from ECM/PCM A - No sub type information	No sub type information	Check the Engine Control Module for related DTCs and refer to the relevant DTC index.
U0401-67	Invalid Data Received from ECM/PCM A - Signal incorrect after event	Signal invalid	Check the Engine Control Module for related DTCs and refer to the relevant DTC index.
U0401-81	Invalid Data Received from ECM/PCM A - Invalid serial data received	Invalid serial data received	Check the Engine Control Module for related DTCs and refer to the relevant DTC index.
U0415-53	Invalid Data Received From Anti-Lock Brake System (ABS) Control Module - De-activated	Event information Deactivated	Check the ABS Module for related DTCs and refer to the relevant DTC index.
U0415-81	Invalid Data Received From Anti-Lock Brake System (ABS) Control Module - Invalid serial data received	Invalid serial data received	Check the ABS Module for related DTCs and refer to the relevant DTC index.
U0417-67	Invalid Data Received From Park Brake Control Module - Signal incorrect after event	Parking brake fault	Check the Parking Brake Module for related DTCs and refer to the relevant DTC index.
U0417-81	Invalid Data Received From Park Brake Control Module - Invalid serial data received	Parking brake fault	Check the Parking Brake Module for related DTCs and refer to the relevant DTC index.
U0418-68	Invalid Data Received From Brake System Control Module - Event information	Event information	Check the ABS Module for related DTCs and refer to the relevant DTC index.
U0421-81	Invalid Data Received From Suspension Control Module 'A' - Invalid serial data received	Invalid serial data received	Check the Suspension Control Module for related DTCs and refer to the relevant DTC index.
U0423-81	Invalid Data Received From Instrument Panel Control Module - Invalid serial data received	Invalid serial data received	Check the Instrument Cluster for related DTCs and refer to the relevant DTC index.
U1A00-88	Private Communication Network - Bus off	Bus off	The module setting this code has disabled CAN transmission. Check for other bus off codes. Check the module and circuits. Refer to the electrical circuit diagrams. Clear all DTCs and road test the vehicle. If the concern reoccurs contact Dealer Technical Support for further advice. Under no circumstance should any parts be replaced to overcome this issue.
U1A14-49	CAN Initialization Failure - Internal electronic failure	Internal electronic failure	Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network.
U2101-00	Control Module Configuration Incompatible - No sub type information	Incorrect component installed Vehicle not configured with terrain response	Check/configure the car configuration using the approved diagnostic system.
U3000-41	Control Module - General checksum failure	General checksum failure	Clear the DTC and retest. If the problem persists, renew the module. Refer to the warranty policy and Procedures information if a module is suspect.
U3000-42	Control Module - General memory failure	General memory failure	Clear the DTC and retest. If the problem persists, renew the module. Refer to the warranty policy and Procedures information if a module is suspect.
U3000-49	Control Module - Internal electronic failure	Internal electronic failure	Clear the DTC and retest. If the problem persists, renew the module. Refer to the warranty policy and Procedures information if a module is suspect.
U3000-63	Control Module - Circuit/component protection time-out	Circuit/component protection time-out	The Control module internal protection has been activated. Check for other related DTCs that could lead to this event. Clear the DTC and retest. If the problem persists, renew the module. Refer to the warranty policy and Procedures information if a module is suspect.
U3003-62	Battery Voltage - Signal compare failure	Signal compare failure Battery supply voltage below a recognized value	Check vehicle battery and charging system. Refer to the relevant instructions in the workshop information. Refer to the electrical circuit diagrams and check the power and ground supply circuits to the modules.