P0930
PowertrainTransmission Solenoidmoderate severityGear Shift Lock Solenoid Control Circuit High
What P0930 Means
The gear shift lock solenoid control circuit voltage is reading higher than expected. This typically indicates an open circuit or a short to voltage.
Symptoms
- Shift lock not releasing
- Shifter difficult to move
- Transmission warning light on
Common Causes
- Open circuit in wiring
- Faulty shift lock solenoid
- Short to battery voltage
- Failed TCM output driver
Diagnostic Steps
- Read fault codes
- Inspect wiring for opens or shorts to power
- Verify solenoid resistance
- Check circuit voltage with scan tool commands
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