Concord L6-258 4.2L VIN C 2-bbl (1982)
Emissions Maintenance Light: Description and Operation
Description
The emission maintenance lamp will illuminate after 1,000 hours of engine operation to indicate that the oxygen sensor must be replaced. After
performing the required service, the emission maintenance E-Cell timer must be replaced by removing the printed circuit board, then removing the
E-Cell timer from its enclosure and inserting replacement timer. The timer is located in the passenger compartment within the wire harness leading
to the MCU.
