Mariner 4WD L4-2.5L (2010)
GO to AB2.
No
The vehicle is operating correctly. SEND the trailer to an authorized camper/trailer repair facility.
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AB2 CHECK THE SUSPECT RELAY
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Ignition OFF.
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Disconnect: Suspect Trailer Tow Relay.
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Ignition ON.
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Measure the voltage the between trailer tow connector, harness side and ground as follows:
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Is any voltage present?
Yes
REPAIR circuit CAT06 (YE) (LH turn), circuit CAT09 (GN) (RH turn) or circuit CAT11 (BN) (parking lamps) for a short to voltage. TEST the system
for normal operation.
No
INSTALL a new turn trailer tow relay. TEST the system for normal operation.
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