LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 1990 >> 323 L4-1600 1597cc >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Oxygen Sensor >> Service and Repair
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Oxygen Sensor: Service and Repair

Oxygen Sensor:






REMOVAL
1. Disconnect harness terminal.
2. Remove sensor with suitable socket or wrench.

INSTALLATION
1. Apply a thin coating of anti-seize compound to the threads.

NOTE: Do not contaminate sensing tip with compound.

2. Install sensor and torque it to 22 - 36 ft lb (29 - 49 Nm).
3. Apply a thin coating of dielectric compound to the connector.
4. Connect harness terminal.