P026B-29: Injection Timing Performance - Signal invalid: Action
WARNING: This page is about a different car, the 2020 Land Rover Range Rover Velar. However, it is still accessible from the selected car via links, so may be relevant.
- Vehicle Conditions to enable DTC Logging Strategy
- Engine running
- Check the powertrain control module for fuel injection related DTCs and refer to the relevant DTC index
- Disconnect and inspect the fuel injector circuit connector(s) for signs of water ingress. Check pins for damage and/or corrosion. Rectify as required and securely reconnect the fuel injector circuit connector(s)
- Refer to the electrical circuit diagrams and check fuel injector circuit(s) for short circuit to ground, short circuit to power, open circuit, high resistance. Repair wiring as required
- Check the fuel injector(s) for contamination or mechanical integrity. If the injector is contaminated or damaged, replace the affected injector(s) as required
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest
- If the fault persists, install a new fuel injector