DTC P0977:00: Notes
WARNING: This page is about a different variant/trim than selected.
| DTC P0977:00 |
Shift solenoid B circuit high |
| DETECTION CONDITION |
- Conditions: TCM communication normal
- Circumstances: Shift solenoid B system disconnection or short circuit detected
- Time period: Determined after 5 times lasting 0.1 or more seconds
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 not available.
- FREEZE FRAME DATA is available.
- The DTC is stored in the TCM memory.
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| FAIL-SAFE FUNCTION |
- Inhibits learning control
- Inhibits 1GR (M position)
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| POSSIBLE CAUSE |
- Coupler component connector or terminal malfunction
- Short to power supply in wiring harness between shift solenoid B terminal B and TCM terminal B2
- Open circuit between shift solenoid B terminal B and TCM terminal B2
- Shift solenoid B connector or terminal malfunction
- Solenoid valve malfunction
- TCM malfunction
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