DTC P0702-64: Transmission Control System Electrical - Signal plausibility failure: Action
- Check the rear differential oil quantity and specification. Refer to the appropriate section of the service information. Check both temperature sensor circuits and connectors for damage/water ingress, repair as necessary. Where available, after vehicle has been switched off for at least an hour, use the manufacturer approved diagnostic system to read motor temperature and oil temperature sensor values. Temperature difference should be less than 25°C. Clear the diagnostic trouble code and retest
- Refer to the electrical circuit diagrams and check motor temperature sensor and oil sump temperature sensors and circuit for short circuit to ground, short circuit to power