DTC P0606-86: Control Module Processor - Signal invalid: Action
- Vehicle Conditions to enable DTC Logging Strategy
- Ignition ON for greater than 60 seconds
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Check and install a new powertrain control module, only when diagnosed as failed
- Using the Jaguar Land Rover approved diagnostic equipment, clear all stored DTCs and retest