DTC P050B-23: Cold Start Ignition Timing Performance - Signal stuck low: Action
WARNING: This page is about a different car, the 2015 Jaguar XK, 2014 Jaguar XK, 2013 Jaguar XK, and 2012 Jaguar XK. However, it is still accessible from the selected car via links, so may be relevant.
- Refer to the appropriate electrical circuit wiring diagrams and check ignition coil circuit for short circuit to ground, short circuit to power, open circuit
- Refer to the appropriate electrical circuit wiring diagrams and check engine control module to ignition coil circuit for short circuit to power
- Check and install a new coil(s) as required
- Refer to the appropriate electrical circuit wiring diagrams and check ignition coils circuit for corrosion, high resistance
- Check and install a new engine control module as required. Refer to the warranty policy and procedures manual, or determine if any prior approval program is in operation, prior to the installation of a new module/component