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 |
- |
- |
|
Glossary Of Sae And Toyota Terms
GLOSSARY OF SAE AND TOYOTA TERMS
This glossary lists all SAE-J1930 terms and abbreviations used in this manual
in compliance with SAE recommendations, as well as their TOYOTA equivalents.
SAE
Abbreviation
SAE Term
TOYOTA ...
Rear Airbag Sensor Assembly RH Initialization Incomplete (B1633/81,B1638/82)
DESCRIPTION
The circuit for the side collision sensor LH or RH (to determine deployment of
the front seat side airbag LH or RH and curtain shield airbag LH or RH) is composed
of the center airbag sensor, side airbag sensor LH or RH and rear airbag sensor ...