B3000 V6-3.0L (2007)
PINPOINT TEST 3: DTC B1555 - IGNITION RUN CIRCUIT FAILURE OR NO POWER IN RUN
Step 1-Step 3
Step 4
Normal Operation
The ignition switch RUN circuit provides fused battery voltage along circuits (W/O), (BR/Y) and (V/G) to the smart junction box (SJB) when the key is