Emission Maintenance Reminder Reset - Procedure 05

1. Emission maintenance reminder system will turn on the Red SERVICE ENGINE warning light at 52, 500 and 105, 000 miles. To reset light, locate control unit under rear of passenger side front seat. See Fig 1.
2. Remove control unit from plug. Remove tamper-proof label on top of plug. Insert small metallic probe into access hole in top of control unit, and momentarily electrically short between reset pins in unit.
3. Install control unit. Ensure SERVICE ENGINE light goes out after engine is started. After reset procedure is confirmed, ensure a NEW tamper-proof label is installed.

Fig 1: Resetting 1989-94 Range Rover Emission Reminder Light

Courtesy of LAND ROVER NORTH AMERICA, INC.