Details On DTCs
DTC P0134:00 (PCM, VINs 7, L, M, US) DETECTION CONDITION AND POSSIBLE CAUSE
| Description |
A/F sensor circuit no activity detected |
| Detection condition |
Determination conditions |
- The condition in which the A/F sensor element impedance is the specified value or more continues for 35 s.
|
| Preconditions |
- Battery voltage: 11-18 V
- The following DTCs are not detected:
- A/F sensor heater: P0031:00 and P0032:00
- A/F sensor: P0131:00 and P0132:00
|
| Malfunction determination period |
|
| Drive cycle |
|
| Self test type |
|
| Sensor used |
|
| Fail-safe function |
- Fixes duty value of A/F sensor heater
- Stops fuel feedback control of A/F sensor
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| Vehicle status when DTCs are output |
|
| Possible cause |
- A/F sensor connector or terminals malfunction
- A/F sensor related wiring harness malfunction
- A/F sensor incorrect installation
- PCM connector or terminals malfunction
- PCM malfunction
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