P0780 – Shift Malfunction
Description
A general malfunction has been detected in the transmission shifting system.
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A diagnostic scanner with live data, freeze-frame information and the right system access can help you investigate the actual cause before replacing parts.
Compare Diagnostic ScannersSymptoms
- Harsh shifting
- Poor acceleration
- Slipping
- Limp mode
- Check engine light
Causes
- Faulty solenoid
- Low fluid
- Damaged wiring
- TCM issue
- ECU issue
Diagnosis
- Inspect wiring
- Check fluid level
- Test solenoids
- Scan live data
- Inspect TCM
Repair
- Replace solenoids
- Refill fluid
- Repair wiring
- Replace TCM
- Update ECU