Navigator 4WD V8-5.4L VIN 5 (2006)
Y7
Normal Operation
Voltage for the trailer tow parking lamps relay coil is supplied through circuit 14 (BN) when the vehicle parking lamps are on. Ground for the trailer
tow parking lamps relay coil is supplied through circuit 57 (BK). Voltage for the trailer tow parking lamps relay supply is sent by the central junction
box (CJB) fuse 10 (20A). When the trailer tow parking lamps relay is energized, voltage is routed to the trailer through circuit 962 (BN/WH).
Possible Causes
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Fuse
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Circuit 14 (BN) open
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Circuit 57 (BK) open
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Circuit 962 (BN/WH) open
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Trailer
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Trailer tow parking lamps relay
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CJB
Test Z: The Trailer Lamps Are Inoperative - Trailer Reversing Lamps
PINPOINT TEST Z: THE TRAILER LAMPS ARE INOPERATIVE - TRAILER REVERSING LAMPS
Z1