Civic L4-1.8L CNG (2008)
Oxygen Sensor: Service and Repair
A/F Sensor Replacement
A/F Sensor Replacement
Special Tools Required
O2 sensor wrench. Snap-on S6176, or equivalent, commercially available
1. Disconnect the A/F sensor 4P connector (A), then remove the A/F sensor (B).
2. Install the parts in the reverse order of removal.
