DTC B1479-96: Power Supply Distribution Box - Component internal failure: Action
- Using the Jaguar Land Rover approved diagnostic equipment, select the DTC-associated Guided Diagnostics. The Guided Diagnostic will subsequently test the system. If Guided Diagnostics is not available, refer to the help text below to rectify the fault
- Refer to the electrical circuit diagrams and check the integrity of the auxiliary battery circuit connections at the battery terminals and at the Power Supply Distribution Box (PSDB). Rectify as required
- Refer to the electrical circuit diagrams and check the Power Supply Distribution Box (PSDB) circuit for short circuit to ground, open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s), lock the vehicle and wait two minutes. Unlock the vehicle and retest. If the fault persists, install a new Power Supply Distribution Box (PSDB) as required