DTC P202E-4B: Reductant Injection Valve Circuit Range/Performance Bank 1 Unit 1 - Over temperature: Action
WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, and 2016 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
- Vehicle Conditions to enable DTC Logging Strategy
- Engine running
- Prioritized Checks to Perform
- Refer to the appropriate system wiring diagrams and check the diesel exhaust fluid injector circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Check diesel exhaust fluid injector for overheating condition
- Check and install a new diesel exhaust fluid injector as required
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest