Crown Victoria V8-4.6L SOHC VIN 6 (1996)
YES
GO to AC7.
NO
SERVICE circuit 88 (BK/Y) for open or replace bad switch. RETEST system.
AC7 - Check Lighting Control Module
-
Disconnect connector C3 from lighting control module.
Are courtesy lamps still on?
YES
SERVICE circuit 53 (BK/LB) for short to B+.
NO
REPLACE lighting control module.
AC8 - Check Door Lock Cancel For Illuminated Entry
NOTE: Do not open or crack door.
-
Raise either front door handle.
-
Press last two buttons on keyless entry keypad.
Do doors lock and courtesy lamps turn off?
YES
System is operating normally.
NO
GO to AC9.
AC9 - Check Door Lock Cancel, No Locks
-
Raise either front door handle.
-
Press last two buttons on keyless entry keypad.
Do doors locks lock?
YES
GO to AC10.
NO
Diagnose Electronic Door Lock control system.
AC10 - Check Door Lock Cancel, Courtesy Lamps Inoperative
-
Raise either front door handle.
-
Press last two buttons on keyless entry keypad.
Do doors lock and courtesy lamps turn off?
YES
REPLACE lighting control module. RETEST system.
NO
CHECK circuit 117 (BK/PK) for open in circuit into the lighting control module in pin C3-3. RETEST system.
AD - Front Courtesy Lamps Inoperative
Pinpoint Test AD: Front Courtesy Lamps Inoperative
AD1 - Check Lighting Operation
-
Open and close doors and press and release headlamp switch.
-
Observe operation of all other courtesy lamps.
Do doors lock and courtesy lamps turn off?
YES
GO to AD2.
NO
GO to Pinpoint Test AB. See: Pinpoint Tests/Courtesy Lamps/AB - Courtesy Lamps Inoperative
AD2 - Check Bulb
-
Remove lens cover and bulb.
-
Using an ohmmeter, check continuity of bulb.
Is bulb in good condition?
YES
GO to AD3.
