DTC B1479-98: Power Supply Distribution Box - Component or system over temperature: Action
- Refer to the appropriate system wiring diagrams and check the power supply distribution box circuit for short circuit to ground, open circuit, high resistance. Repair circuit as required
- Allow the vehicle to cool. Using the manufacturer approved diagnostic system, clear the DTCs, lock the vehicle and wait 2 minutes. Unlock the vehicle and run the engine for 5 minutes with all electrical loads on. If the fault persists, install a new power supply distribution box as required