Crown Victoria V8-4.6L Flex Fuel (2008)
D4
Test E: The TRUNK AJAR Message Is Inoperative/Always On
PINPOINT TEST E: THE TRUNK AJAR MESSAGE IS INOPERATIVE/ALWAYS ON
Normal Operation
When the luggage compartment is open and the ignition switch is in the RUN position, the lighting control module (LCM) sends the instrument cluster
(IC) a message over the SCP communication network to illuminate the trunk ajar message.
DTC B1334 (Decklid Ajar Rear Door Circuit Short to Ground) - is an on-demand DTC that sets if the LCM detects a short to ground on circuit 486
(BN/WH).
This pinpoint test is intended to diagnose the following:
-
Luggage compartment lamp
-
LCM
E1-E4