CAR OBD CODES

P0729 OBD Code Definition:
P0729 Automatic Transmission 6th Gear Incorrect Ratio
P0729 OBD Code Description:

OBD2 Code P0729 Definition:
This malfunction is detected when the A/T does not shift into 6GR position as instructed by TCM. This is not only caused by electrical malfunction (circuits open or shorted) but by mechanical malfunction such as control valve sticking, improper solenoid valve operation, etc. Symptoms

Possible sumptoms of P0729
– Engine Light ON (or Service Engine Soon Warning Light) – Transmission will not shift into 6th gear Possible Causes

Possible causes of P0729
– Low fluid level – Shift solenoid mechanical fault – Hydraulic circuit fault – Transmission failure Possible Solutions

Note: The information on the P0729 error code is purely informative, if you need more useful information, please consult your technician.