DIAGNOSTIC TROUBLE CODE CHART
HINT:
DTC Code |
Detection Item |
Trouble Area |
Memory* |
Diagnostic Note |
See page |
---|---|---|---|---|---|
B1412 |
Ambient Temperature Sensor Circuit |
- Cooler thermistor (ambient temperature sensor) - Harness or connector - Air conditioning amplifier assembly |
Stored (4 seconds or more) |
If the ambient temperature is approx. -52.9°C (-63.22°F) or less, DTC B1412 may be stored even though the system is normal. |
|
B1413 |
Evaporator Temperature Sensor Circuit |
- No. 1 cooler thermistor - Air conditioning harness assembly - Air conditioning amplifier assembly |
Stored (4 seconds or more) |
- |
|
B1422 |
Compressor Lock Sensor Circuit |
- Cooler compressor assembly (A/C lock sensor) - Compressor drive belt - Harness or connector - Air conditioning amplifier assembly - CAN communication system |
- |
- |
|
B1441 |
Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
- Damper servo sub-assembly (air mix damper servo) - Air conditioning harness assembly - Air conditioning amplifier assembly |
Stored (30 seconds or more) |
- |
|
B1442 |
Air Inlet Damper Control Servo Motor Circuit |
- Recirculation damper servo sub-assembly - Air conditioning harness assembly - Air conditioning amplifier assembly |
Stored (30 seconds or more) |
- |
|
B1443 |
Air Outlet Damper Control Servo Motor Circuit |
- Damper servo sub-assembly (mode damper servo) - Air conditioning harness assembly - Air conditioning amplifier assembly |
Stored (30 seconds or more) |
- |
|
B1497 |
Communication Malfunction (Bus Ic) |
- Air conditioning harness assembly - Air conditioning amplifier assembly |
Stored (10 seconds or more) |
- |
|
U0100 |
Lost Communication with ECM |
- CAN communication system - ECM |
- |
- |
|
U0142 |
Lost Communication with Main Body ECU |
- CAN communication system - Main body ECU (multiplex network body ECU) |
- |
- |
|
U0155 |
Lost Communication with Combination Meter |
- CAN communication system - Combination meter assembly |
- |
- |
|
Inspection
INSPECTION
PROCEDURE
1. INSPECT AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY
(a) Remove the magnets and use them to collect steel particles.
(b) Carefully look at the foreign matter and particles in the pan and on the
magnets to anticipate the type of wea ...
System Description
SYSTEM DESCRIPTION
1. WIRELESS DOOR LOCK CONTROL SYSTEM DESCRIPTION
(a) This system locks/unlocks the doors remotely. The wireless door lock control
system has the following features:
The certification ECU performs the code identification process a ...