LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Isuzu >> 1990 >> Pickup 2WD L4-2.3L (4ZD1) >> Repair and Diagnosis >> Maintenance >> Service and Repair >> Maintenance Reminder Light (O2 Sensor Lamp)
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Maintenance Reminder Light (O2 Sensor Lamp)

Maintainence Reminder Light Reset:





At 90,000 mile intervals, the O2 sensor lamp will illuminate.
After replacing the sensor, perform the following procedure to reset the lamp.

- Remove instrument cluster.
- Remove masking tape from hole B.
- Remove screw from hole A and install into hole B.
- Apply new masking tape to hole B.
- Install instrument cluster.

NOTE: This procedure assumes that the sensor is being replaced for the first time (at 90,000 miles). For subsequent procedures (every 90,000 miles) the procedure will be reversed.