Code No. P0816 Malfunction of paddle shift DOWN switch <Vehicles with paddle shift>




DIAGNOSTIC FUNCTION


CVT-ECU detects that the paddle shift DOWN switch is stuck to ON.

JUDGEMENT CRITERIA


When the paddle shift DOWN switch being ON consecutively for 60 seconds is detected.

PROBABLE CAUSES




DIAGNOSTIC PROCEDURE


STEP 1. M.U.T.-III data list


Item 55: Paddle shift SW (DOWN)
OK: The service data changes in response to the paddle shift operation.

Q. Is the check result normal?

Intermittent malfunction
Go to Step 2.

STEP 2. Paddle shift switch single unit check


Refer to or .

Q. Is the check result normal?

Go to Step 3.
Replace the paddle shift switch.

STEP 3. Check for short to earth in PDDW line between the CVT-ECU connector and the paddle shift switch connector


Q. Is the check result normal?

Go to Step 4.
Repair the wiring harness.

STEP 4. Retest the system.


Q. Is the check result normal?

Intermittent malfunction
Replace CVT-ECU.