Crown Victoria V8-4.6L SOHC VIN 6 (1996)
B1352-3 - Check Circuit 158 (BK/PK) For Open
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Disconnect lighting control module connector C1.
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Using an ohmmeter connected to a known good ground, connect second lead to pin C1-3, circuit 158 (BK/PK).
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Measure resistance.
Is resistance 5 ohms or less?
YES
REPLACE lighting control module. RESTORE vehicle. RETEST system.
NO
GO to B1352-4.
B1352-4 - Check Ignition Key Warning Switch Function
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Disconnect ignition key warning switch.
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Measure resistance of Circuit 158 (BK/PK) from lighting control module connector pin C1-3 to circuit 158 (BK/PK) at ignition key warning
switch connector.
Is resistance 5 ohms or less?
YES
REPLACE ignition key warning switch. RESTORE vehicle. RETEST system.
NO
SERVICE Circuit 158 (BK/PK) for open circuit. RESTORE vehicle. RETEST system.
B1462 - Seat Belt Switch Circuit Failure
DTC B1462: Seat Belt Switch Circuit Failure
B1462-1 - Perform Lighting Control Module Self Test
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Make sure all doors are fully closed to second latch.
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During self test make sure that no new warnings are displayed on instrument cluster.
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Rerun self test.
Is DTC B1462 still present?
YES
GO to B1462-2.
NO
System operating normally.
B1462-2 - Check Lighting Control Module Function
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Enter Diagnostic Data Link.
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Enter LCM - Lighting Control Module.
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Enter PIDIDATA Monitor and Record.
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Buckle driver safety belt.
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Select PID LFSBELT - Left Front Seat Belt.
Does PID read IN?
YES
REPLACE lighting control module. RESTORE vehicle. RETEST system.
NO
Leave safety belt buckled. GO to B1462-3.
B1462-3 - Check Circuit 85 (BR/LB) For Open
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Disconnect lighting control module connector C2.
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Using an ohmmeter connected to a known good ground connect second lead to pin C2-17, circuit 85 (BR/LB) at safety belt buckle switch 2-pin
connector.
Is resistance 5 ohms or less?
YES
REPLACE lighting control module. RESTORE vehicle. RETEST system.
NO
GO to B1462-4.
B1462-4 - Check Seat Belt Switch Function
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Disconnect driver safety belt buckle switch.
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Measure resistance of circuit 85 (BR/LB) from lighting control module connector pin C2-7 to circuit 85 (BR/LB) at safety belt buckle switch 2-pin