DTC Code
| DTC Detection Condition
| Trouble Area
|
016
| The difference in temperatures detected by the surface sensor and control overheating sensor is 30°C (86°F) or higher.
| - Heater assembly (surface sensor)
- Heater assembly (control overheating sensor)
|
020
| Operation stop of the glow plug is detected. (Open in the circuit)
| - Heater assembly (glow plug)
- Heater assembly (harness or connector)
|
021
| Overload on the glow plug or a short in the wire harness that is connected to the glow plug is detected.
| - Heater assembly (glow plug)
- Heater assembly (harness or connector)
|
022
| An error is detected in output from the power heater ECU to the glow plug, or a problem with the wire harness that is connected to the glow plug is detected.
| - Heater assembly (ECU)
- Heater assembly (harness or connector)
|
025
| A short circuit is detected in the diagnostic communication line in the heater assembly.
| Heater assembly
|
030
| Air blower motor speed is out of the allowable range (8800 rpm to 10400 rpm). (An object may be caught in or between parts around the air blower motor.)
| Heater assembly (air blower motor)
|
031
| Operation stop of the air blower motor is detected. (Open in the circuit)
| - Heater assembly (air blower motor)
- Heater assembly (harness or connector)
|
032
| A short circuit is detected in the wire harness which is connected to the air blower motor.
| Heater assembly (harness or connector)
|
034
| An error is detected in output from the power heater ECU to the air blower motor, or a problem with the wire harness that is connected to the air blower motor is detected.
| - Heater assembly (ECU)
- Heater assembly (harness or connector)
|
060
| Operation stop of the control overheating sensor is detected. (Open in the circuit)
| Heater assembly (control overheating sensor)
|
061
| A short is detected in the control overheating sensor circuit.
| - Heater assembly (control overheating sensor)
- Heater assembly (harness or connector)
|
064
| Operation stop of the flame sensor is detected. (Open in the circuit)
| Heater assembly (flame sensor)
|
065
| A short is detected in the flame sensor circuit.
| - Heater assembly (flame sensor)
- Heater assembly (harness or connector)
|
071
| Operation stop of the surface sensor is detected. (Open in the circuit)
| Heater assembly (surface sensor)
|
072
| A short is detected in the surface sensor circuit.
| - Heater assembly (surface sensor)
- Heater assembly (harness or connector)
|
074
| The heater assembly (ECU) stops operating due to overheating.
| Heater assembly (ECU)
|
090
| An internal malfunction of the control unit is detected.
| Heater assembly (ECU)
|
091
| Reset operation is repeated too many times.
| Heater assembly (ECU)
|
092
| A control unit (ROM) error is detected.
| Heater assembly (ECU)
|
093
| A control unit (RAM) error is detected.
| Heater assembly (ECU)
|
094
| A transistor malfunction due to frequent operation interruptions is detected.
| Heater assembly (ECU)
|
095
| A software stuck overflow is detected.
| Heater assembly (ECU)
|
096
| An operation lock due to the absence of valid process is detected.
| Heater assembly (ECU)
|
097
| An internal control unit malfunction is detected.
| Heater assembly (ECU)
|
098
| A main relay malfunction is detected.
| Heater assembly (ECU)
|
099
| An EEPROM error is detected.
| Heater assembly (ECU)
|