P0773
PowertrainTransmission Solenoidmoderate severityShift Solenoid E Intermittent
What P0773 Means
The transmission control module detects an intermittent fault in the shift solenoid E circuit. The fault occurs sporadically, often from loose wiring.
Symptoms
- Occasional harsh shifts
- Intermittent check engine light
- Random shifting problems
Common Causes
- Loose or corroded connector
- Intermittent wiring fault
- Faulty shift solenoid E
- Contaminated transmission fluid
Diagnostic Steps
- Scan for stored and pending codes
- Wiggle-test wiring and connectors
- Check transmission fluid condition
- Monitor solenoid signal during driving
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