Diesel Data: Automotive Repair

A/F Sensor Replacement

A/F Sensor Replacement

Special Tools Required
O2 sensor wrench, Snap-on YA8875 or SWR2, or equivalent, commercially available




1. Disconnect the A/F sensor (Sensor 1) 4P connector (A).




2. Remove the A/F sensor (Sensor 1) (A).
3. Install the parts in the reverse order of removal.