DTC P0132: Notes
DTC P0132 DETECTION CONDITION AND POSSIBLE CAUSES
| DTC P0132 |
Front HO2S circuit high Input |
| DETECTION CONDITION |
- The PCM monitors the input voltage from the front HO2S when the engine is running. If the input voltage is less than 1.0 V
for 2 s
, the PCM determines that the front HO2S circuit voltage is high.
Diagnostic support note
- This is a continuance monitor (HO2S).
- The MIL illuminates if the PCM detects the above malfunction condition in two consecutive drive cycles or in one drive cycle while the DTC for the same malfunction has been stored in the PCM.
- PENDING CODE is available if the PCM detects the above malfunction condition during the first drive cycle.
- FREEZE FRAME DATA is available.
- The DTC is stored in the PCM memory.
|
| POSSIBLE CAUSE |
- Front HO2S malfunction
- Connector or terminal malfunction
- Short to the power supply in the wiring harness between front HO2S terminal 1C and PCM terminal 2J
- Short to the power supply in the wiring harness between front HO2S terminal 1B and PCM terminal 2G
- Short to the power supply in the wiring harness between front HO2S terminal 1A and PCM terminal 2D
- PCM malfunction
|
 Courtesy of MAZDA MOTORS CORP.
|