DTC P084F

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DTC P084F: Parking Position Signal Circuit

General Description

Courtesy of HONDA, U.S.A., INC.

The transmission control module (TCM) switches the PARKOUT output to Hi/Lo according to the parking condition of the transmission. The TCM monitors the return signal of the PARKOUT output, and when the return signal and PARKOUT output do not match for a specified duration, the TCM detects a malfunction and stores a DTC.

Monitor Execution, Sequence, Duration, DTC Type

Execution	Continuous
Sequence	None
Duration	1 second or more
DTC Type	One drive cycle, MIL off, Shift position indicator blinks

Enable Conditions

Condition
Vehicle	ON mode

Malfunction Threshold

The return signal and PARKOUT output do not match for at least 1 second.

Possible Cause

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

Body control module PARKOUT line open (includes a loose or disconnected connector)
Body control module PARKOUT line short to ground
TCM internal circuit failure

Diagnosis Details

Conditions for setting the DTC

When a malfunction is detected, the shift position indicator blinks and a Pending DTC, a Confirmed DTC, and the freeze data are stored in the TCM memory. The MIL does not come on.

Conditions for clearing the DTC

The shift position indicator comes off by turning the vehicle to the OFF (LOCK) mode. The Pending DTC, the Confirmed DTC, and the freeze data can be cleared with the scan tool Clear command.