Camaro Z28 V8-305 5.0L VIN F FI (1991)
Oxygen Sensor: Service and Repair
Computer Command Control - Port Fuel Injection
Oxygen Sensor
The following procedure should be performed with engine temperature over 120~ F otherwise the oxygen sensor may be difficult to remove.
1.
Disconnect battery ground cable.
2.
Disconnect oxygen sensor electrical connector, then carefully loosen oxygen sensor and remove.
3.
Reverse procedure to install. See MECHANICAL SPECIFICATIONS under SPECIFICATIONS for torque value. Replacement oxygen
sensors should have a special anti-seize compound applied to threads. If replacement sensor is lacking anti-seize compound or original sensor is to
be re-installed, coat threads with suitable anti-seize compound.
