Pinpoint Test L : P0230:12 Or P0230:14: Notes

Refer to Electronic Engine Controls - 5.2L for schematic and connector information.

Normal Operation and Fault Conditions

The BCM provides a ground to the coil side of the BJB fuel pump relay.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Conditions
P0230:12	Fuel Pump Primary Circuit: Circuit Short To Battery	A continuous and on-demand DTC that sets when the BCM detects a short to voltage from the fuel pump relay coil circuit.
P0230:14	Fuel Pump Primary Circuit: Circuit Short To Ground or Open	A continuous and on-demand DTC that sets when the BCM detects a short to ground or open from the fuel pump relay coil circuit.

Possible Sources

Visual Inspection and Diagnostic Pre-Checks

Inspect BJB fuse 49 (30A).