A/T

DTC P0816: Paddle Shift Switch (Down) System

PADDLE SHIFT SWITCH (DOWN) SYSTEM CIRCUIT
Refer to DTC P0815. P0815

DESCRIPTIONS OF MONITOR METHODS
^ With the ignition switch ON, the paddle shift switch (down) status continues for 60 seconds.

TROUBLESHOOTING HINTS (THE MOST LIKELY CAUSES FOR THIS CODE TO BE SET ARE:)
^ Malfunction of the Paddle shift switch (down) system circuit
^ Damaged harness or connector
^ Malfunction of the TCM
^ Malfunction of the paddle shift switch

DIAGNOSIS

STEP 1. Check the TCM terminal voltage.
[C-38 TCM connector (vehicle side, connected)]

Measure the voltage between C-38 terminal No. 32 and body ground.

^ Ignition switch: ON
^ Paddle (ON) operated: 1V or less
^ Other than above: battery positive voltage

Q:Is the check result normal?
YES: Go to Step 2.
NO: Go to Step 3.

STEP 2. Check the TCM connector, vehicle-side wiring harness connector pin terminal, and the connection status.

Q:Is the check result normal?
YES: Go to Step 6.
NO: Repair or replace the failure section.

STEP 3. Check between the TCM connector and the paddle shift switch (down).
Check for continuity between C-38 TCM connector and C-208 paddle shift switch (down).

^ Between C-38 terminal No. 32 and C-208 terminal No. 3: Continuity exists.

When the continuity check result is OK, check that the wiring harness is not shorted to the body and other wiring harness.

Q:Is the check result normal?
YES: Go to Step 4.
NO: Repair or replace the failure section.

STEP 4. Check the paddle shift switch (down).

Q:Is the check result normal?
YES: Go to Step 5.
NO: Repair or replace the failure section.

STEP 5. Check the TCM connector, vehicle-side wiring harness connector pin terminal, and the connection status.

Q:Is the check result normal?
YES: Replace the TCM.
NO: Repair or replace the failure section.

STEP 6. Erase the DTC code, and drive the vehicle for a while.
Check that the normal code is displayed.

Q:Is the check result normal?
YES: The procedure is complete.
NO: Return to START.