| DTC |
Description |
Possible causes |
Action |
| C110468 |
Brake bedding-in mode |
|
This is not a fault. This is where the parking brake
bedding-in mode has been activated. For information on how the bedding-in
mode is activated and deactivated,
|
| C1A0000 |
Control module failure |
- Parking brake actuator module fault
|
Clear DTCs, complete drive cycle 1 to test for normal
operation, refer to the relevant drive cycle shown below this table. Refer
to the warranty policy and procedures manual if a module is suspect.
|
| C1A0016 |
Parking brake actuator module, voltage low |
- Battery voltage below 8.3V at parking brake actuator module
- Charging system under charging
- Parking brake actuator module supply circuit: short circuit to
ground
- Parking brake actuator module supply circuit: open circuit
- Parking brake actuator module ground circuit: short circuit to power
- Parking brake actuator module ground circuit: open circuit
|
Check the charging system, charging voltage and battery
condition. Check the parking brake actuator power and ground circuits.
Refer to the electrical guides. Clear DTCs, complete drive cycle 3 to test
for normal operation, refer to the relevant drive cycle shown below this
table. |
| C1A0017 |
Parking brake actuator module, voltage high |
- Vehicle started using a booster pack
- Battery voltage at parking brake actuator module has been greater
than 17V
- Charging system over charging
- Parking brake actuator module supply circuit: short circuit to power
|
Check the charging system and charging voltage. Check the
parking brake actuator power circuits. Refer to the electrical guides.
Clear DTCs, complete drive cycle 3 to test for normal operation, refer to
the relevant drive cycle shown below this table. |
| C1A004B |
Control module |
:
- Parking brake actuator module temperature protection invoked,
typically due to overuse where there have been more than 15 apply and
release cycles continuously
|
If the red parking brake warning indicator flashes the fault
is the result of short term protection (message displayed). Allow the
parking brake to cool for 60 seconds and retest for functionality. If the
parking brake does not apply, check for other DTCs. Rectify as necessary.
Clear DTCs, complete drive cycle 3 to test for normal operation, refer to
the relevant drive cycle shown below this table. |
| C1A4001 |
Longitudinal acceleration sensor - general electrical
failure |
:
| |
The longitudinal acceleration sensor is part of the parking
brake actuator module |
- Longitudinal acceleration sensor fault
|
Clear DTCs and check if the fault reoccurs when the vehicle
is stationary. Refer to the warranty policy and procedures manual if a
module is suspect. Clear DTCs, complete drive cycle 1 to test for normal
operation, refer to the relevant drive cycle shown below this table.
|
| C1A4002 |
Longitudinal acceleration sensor - general signal failure
|
:
| |
The longitudinal acceleration sensor is part of the parking
brake actuator module |
- Longitudinal acceleration sensor plausibility failure
|
Clear DTCs and check if the fault reoccurs when the vehicle
is stationary. Calibrate the longitudinal acceleration sensor. To
calibrate the sensor make sure the vehicle is on a level surface and run
the calibration routine from the configuration menu of the approved
diagnostic system. If calibration was not successful check that the
parking brake actuator module is correctly installed. Refer to the
warranty policy and procedures manual if a module is suspect. Clear DTCs,
complete drive cycle 2 to test for normal operation, refer to the relevant
drive cycle shown below this table. |
| C1A4054 |
Longitudinal acceleration sensor - missing calibration |
:
| |
The longitudinal acceleration sensor is part of the parking
brake actuator module |
- Longitudinal acceleration sensor not calibrated
|
Clear DTCs and calibrate the longitudinal acceleration
sensor. To calibrate the sensor make sure the vehicle is on a level
surface and run the calibration routine from the configuration menu of the
approved diagnostic system. Retest for functionality. Clear DTCs, complete
drive cycle 1 to test for normal operation, refer to the relevant drive
cycle shown below this table. |
| C1A4101 |
Clutch pedal sensor circuit - general electrical failure |
- Clutch pedal sensor circuit : open circuit
- Clutch pedal sensor circuit: short circuit to ground
- Clutch pedal sensor circuit: short circuit to power
- Clutch pedal sensor fault
|
Check the clutch pedal sensor and circuits. Refer to the
electrical guides. Install a new clutch pedal sensor as necessary. Clear
DTCs, complete drive cycle 1 to test for normal operation, refer to the
relevant drive cycle shown below this table. |
| C1A4102 |
Clutch pedal sensor circuit - general signal failure |
- Clutch pedal sensor circuit : open circuit
- Clutch pedal sensor circuit: short circuit to ground
- Clutch pedal sensor circuit: short circuit to power
- Clutch pedal sensor fault
|
Check the clutch pedal sensor and circuits. Refer to the
electrical guides. Install a new clutch pedal sensor as necessary. Clear
DTCs, complete drive cycle 2 to test for normal operation, refer to the
relevant drive cycle shown below this table. |
| C1A4300 |
Motor supply circuit |
:
| |
The electric motor is part of the parking brake actuator module
|
- Brake cables loose/broken/damaged
- Brake shoes worn/damaged
- Electric motor jammed
|
Check that the brake cables are connected correctly and are
not loose/damaged. If the cables need to be re-connected use the approved
diagnostic system to drive the cables to the "mount" position so that
maximum cable length is available. Check the parking brake shoes
adjustment and condition,
If the parking brake actuator module is stuck, re-cycle the ignition. If
the parking brake actuator module cannot be operated from the switch then
use the approved diagnostic system to drive the parking brake actuator
module using the "unjam" application in the set-up and configuration menu.
Retest for functionality. Refer to the warranty policy and procedures
manual if a module is suspect. Clear DTCs, complete drive cycle 1 to test
for normal operation, refer to the relevant drive cycle shown below this
table. |
| C1A4301 |
Motor supply circuit |
:
| |
The electric motor is part of the parking brake actuator module
|
- Internal motor circuit fault
|
Clear DTCs, complete drive cycle 3 to test for normal
operation, refer to the relevant drive cycle shown below this table. Refer
to the warranty policy and procedures manual if a module is suspect.
|
| C1A4662 |
Parking brake actuator module plausibility check |
- Parking brake cables fouled, trapped or damaged
- Parking brake shoes, linings worn
- Parking brake shoes incorrectly adjusted following replacement
- Parking brake actuator module circuit(s): short circuit to ground,
short circuit to power, high resistance
- Parking brake actuator module fault
|
Check the parking brake cables for fouling, trapping or
damage. Check the parking brake shoes for correct adjustment,
Inspect the parking brake shoes for excessive wear.
Check the parking brake actuator module circuits. Refer to the electrical
guides. Refer to the warranty policy and procedures manual if a module is
suspect. |
| C1A4701 |
Force sensor - general electrical failure |
:
| |
The force sensor is part of the parking brake actuator module
|
- Internal force sensor electrical fault
|
Clear DTCs, complete drive cycle 1 to test for normal
operation, refer to the relevant drive cycle shown below this table. Refer
to the warranty policy and procedures manual if a module is suspect.
|
| C1A4702 |
Force sensor - general signal failure |
:
| |
The force sensor is part of the parking brake actuator module
|
- Internal force sensor plausibility failure
|
Clear DTCs, complete drive cycle 3 to test for normal
operation, refer to the relevant drive cycle shown below this table. Refer
to the warranty policy and procedures manual if a module is suspect.
|
| C1A4754 |
Force sensor - missing calibration |
:
| |
The force sensor is part of the parking brake actuator module
|
- Internal force sensor not calibrated
|
Clear DTCs, complete drive cycle 1 to test for normal
operation, refer to the relevant drive cycle shown below this table. Refer
to the warranty policy and procedures manual if a module is suspect.
|
| C1A4801 |
Warning lamp circuit - general electrical failure |
- Parking brake actuator module to instrument cluster warning lamp
circuit: open circuit
- Parking brake actuator module to instrument cluster warning lamp
circuit: short circuit to ground
- Parking brake actuator module to instrument cluster warning lamp
circuit: short circuit to power
- Parking brake actuator module fault
- Instrument cluster fault
|
Check the parking brake actuator module to instrument
cluster warning lamp circuit. Refer to the electrical guides. Rectify as
necessary. Refer to the warranty policy and procedures manual if a module
is suspect. Clear DTCs, complete drive cycle 1 to test for normal
operation, refer to the relevant drive cycle shown below this table.
|
| C1A5368 |
Manual emergency release activated - automatic parking brake
actuator module cable re- engagement (latching) failed, |
- Emergency release cable activated and stuck/damaged
- Parking brake cables seized/damaged
- Actuator jammed
|
Check that the emergency release cable is not permanently
pulled (or stuck). Check the parking brake cables for broken or loose
connections. Attempt to re-engage the parking brake by pulling the apply
switch TWICE. Clear DTCs, complete the following drive cycle. Pull the
parking brake emergency release cable. Pull the parking brake switch to
the apply position, hold until the parking brake motor has stopped (this
may take up to 20 seconds). Release the switch to idle position. For
parking brake actuator module manual emergency release
|
| C1A5564 |
Ignition switch input circuit - signal plausibility failure
|
- Parking brake actuator module ignition supply circuits: short
circuit to ground, short circuit to power, high resistance
- Parking brake actuator module key in supply circuit: short circuit
to ground, short circuit to power, high resistance
- Ignition switch fault
|
Check the parking brake actuator module ignition and key in
circuits. Refer to the electrical guides. Rectify as necessary. Clear
DTCs, complete drive cycle 1 to test for normal operation, refer to the
relevant drive cycle shown below this table. |
| U007388 |
Parking brake actuator module communication bus off |
- Controller area network (CAN) circuit: open circuit
- CAN circuit: short circuit to each other
- CAN circuit: short circuit to power
- CAN circuit: short circuit to earth
- Parking brake actuator module fault
|
Carry out a complete vehicle read for DTCs indicating a CAN
or module fault. Check the CAN circuits. Rectify as necessary. Refer to
the warranty policy and procedures manual if a module is suspect. Clear
DTCs, complete drive cycle 1 to test for normal operation, refer to the
relevant drive cycle shown below this table. |
| U010087 |
Lost communication with engine control module (ECM) -
missing message |
- Invalid data transmitted by ECM
- Controller area network (CAN) circuit: open circuit
- CAN circuit: short circuit to each other
- CAN circuit: short circuit to power
- CAN circuit: short circuit to earth
- ECM fault
- CAN control module fault
|
Carry out a complete vehicle read for DTCs indicating a CAN
or module fault. Lost communication codes indicate that a module is not
receiving CAN information from another module, but that its own
transmissions are OK. Check for related "invalid data" DTCs in other
modules and other ECM DTCs. Rectify as necessary. Clear DTCs, complete
drive cycle 1 to test for normal operation, refer to the relevant drive
cycle shown below this table. If DTC resets carry out a network integrity
test. Review the DTCs to identify any trends such as a number of modules
reporting having lost communication with a particular module. Rectify as
necessary. This DTC may occur after/during cranking if battery capacity is
low. Refer to the warranty policy and procedures manual if a module is
suspect. Clear DTCs, complete drive cycle 1 to test for normal operation,
refer to the relevant drive cycle shown below this table. |
| U010187 |
Lost communication with transmission control module (TCM) or
transfer box control module - missing message |
- Invalid data transmitted by TCM
- Invalid data transmitted by transfer box control module
- Controller area network (CAN) circuit: open circuit
- CAN circuit: short circuit to each other
- CAN circuit: short circuit to power
- CAN circuit: short circuit to earth
- TCM fault
- Transfer box control module fault
- CAN control module fault
|
Carry out a complete vehicle read for DTCs indicating a CAN
or module fault. Lost communication codes indicate that a module is not
receiving CAN information from another module, but that its own
transmissions are OK. Check for related "invalid data" DTCs in other
modules and other ECM DTCs. Rectify as necessary. Clear DTCs, complete
drive cycle 1 to test for normal operation, refer to the relevant drive
cycle shown below this table. If DTC is still present after clear down
carry out a network integrity test. Review the DTCs to identify any trends
such as a number of modules reporting having lost communication with a
particular module. Rectify as necessary. This DTC may occur after/during
cranking if battery capacity is low. Refer to the warranty policy and
procedures manual if a module is suspect. Clear DTCs, complete drive cycle
1 to test for normal operation, refer to the relevant drive cycle shown
below this table. |
| U012287 |
Lost communication with vehicle dynamics control module -
missing message |
- Invalid data transmitted by vehicle dynamics control module
- Controller area network (CAN) circuit: open circuit
- CAN circuit: short circuit to each other
- CAN circuit: short circuit to power
- CAN circuit: short circuit to earth
- Vehicle dynamics control module fault
- CAN control module fault
|
Carry out a complete vehicle read for DTCs indicating a CAN
or module fault. Lost communication codes indicate that a module is not
receiving CAN information from another module, but that its own
transmissions are OK. Check for related "invalid data" DTCs in other
modules and other dynamic control module DTCs. Rectify as necessary. Clear
DTCs, complete drive cycle 1 to test for normal operation, refer to the
relevant drive cycle shown below this table. If DTC resets carry out a
network integrity test. Review the DTCs to identify any trends such as a
number of modules reporting having lost communication with a particular
module. Rectify as necessary. This DTC may occur after/during cranking if
battery capacity is low. Refer to the warranty policy and procedures
manual if a module is suspect. Clear DTCs, complete drive cycle 1 to test
for normal operation, refer to the relevant drive cycle shown below this
table. |
| U015587 |
Lost communication with instrument cluster - missing message
|
- Invalid data transmitted by instrument cluster
- Controller area network (CAN) circuit: open circuit
- CAN circuit: short circuit to each other
- CAN circuit: short circuit to power
- Instrument cluster fault
- CAN control module fault
|
Carry out a complete vehicle read for DTCs indicating a CAN
or module fault. Lost communication codes indicate that a module is not
receiving CAN information from another module, but that its own
transmissions are OK. Check for related "invalid data" DTCs in other
modules and other instrument cluster DTCs. Rectify as necessary. Clear
DTCs, complete drive cycle 1 to test for normal operation, refer to the
relevant drive cycle shown below this table. If DTC resets carry out a
network integrity test. Review the DTCs to identify any trends such as a
number of modules reporting having lost communication with a particular
module. Rectify as necessary. This DTC may occur after/during cranking if
battery capacity is low. Refer to the warranty policy and procedures
manual if a module is suspect. Clear DTCs, complete drive cycle 1 to test
for normal operation, refer to the relevant drive cycle shown below this
table. |
| U030055 |
Internal control module software incompatibility |
- Parking brake module configuration does not match vehicle
configuration
- Parking brake actuator module fault
|
Check that the correct module is fitted to the vehicle.
Check that the car configuration file (CCF) is being used. Reprogramme
(CCF) as necessary. |
| U1A0300 |
Vehicle configuration parameter |
- Parking brake module configuration does not match vehicle
configuration
- Wrong vehicle car configuration file (CCF)
|
Check for other communication/invalid data DTC's. Rectify as
necessary. Check that the correct module is fitted to the vehicle. Check
if the correct car configuration file (CCF) is being used. Reprogramme
(CCF) as necessary. Clear DTCs, complete drive cycle 1 to test for normal
operation, refer to the relevant drive cycle shown below this table.
|
| U1A1449 |
Controller area network (CAN) initialization failure |
- Parking brake actuator module fault
|
Clear DTCs, complete drive cycle 1 to test for normal
operation, refer to the relevant drive cycle shown below this table. Refer
to the warranty policy and procedures manual if a module is suspect.
|
| U200201 |
Parking brake switch |
- Parking brake switch circuit(s): open circuit
- Parking brake switch circuit(s): short circuit to ground
- Parking brake switch circuit(s): short circuit to power
- Parking brake switch circuit(s): short circuit to each other
- Parking brake switch fault
|
Note that this DTC can be set by very slow operation of the
parking brake switch. Check the parking brake switch and circuits. With
the parking brake switch connected the following resistance should be
measured at the parking brake actuator module end: (between 2584 ohms and
2636 ohms) between C2178-B3 & C2178-C4 and (between 2584 ohms and 2636
ohms) between C2178-B4 & C2178-C3. Refer to the electrical guides.
Install a new parking brake switch as necessary. Clear DTCs, complete
drive cycle 1 to test for normal operation, refer to the relevant drive
cycle shown below this table. |