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P1780 Diagnostic Trouble Code Discussion for December 2005

Park/Neutral Position Switch Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1780
Help Request Posted
1999 Toyota Camry CE 2.2L MIL Lamp on VIN: JT2BG22KOX
P1780: Park/Neutral Position Switch Circuit Malfunction. Hello, I have a camry with the tail lights on the trunk very dim, and sometimes inoperable. The backup lights will not work with the park lights on. I have already checked all the bulbs and replaced the neutral position switch. The tail light bulb indicator, a...
December 26, 2005