DTC P0778:00: Notes
WARNING: This page is about a different variant/trim than selected.
DTC DESCRIPTION CHART
| DTC P0778:00 |
Pressure control solenoid B electrical malfunction |
| DETECTION CONDITION |
- The TCM detects that output voltage to the pressure control solenoid B is stuck at 0 V or B+ when the solenoid valve operates according to TCM calculation.
Diagnostic support note
- The MIL illuminates if the TCM detects the above malfunction condition during the first drive cycle.
- The AT warning light illuminates.
- PENDING CODE is available.
- FREEZE FRAME DATA is available.
- The DTC is stored in the TCM memory.
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| POSSIBLE CAUSE |
- Coupler component connector or terminal malfunction
- Short to power supply in wiring harness between pressure control solenoid B terminal B and TCM terminal 1D
- Short to GND in wiring harness between pressure control solenoid B terminal B and TCM terminal 1D
- Pressure control solenoid B malfunction
- TCM connector or terminal malfunction
- Open circuit in wiring harness between pressure control solenoid B terminal B and TCM terminal 1D
- TCM malfunction
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