Service Engine Soon/Check Engine Warning Light

SERVICE ENGINE SOON or CHECK ENGINE warning light indicates a malfunction in engine control system. If functioning correctly, light comes on when ignition is turned on and goes out after engine is started.

If light does not come on as described or comes on with engine running, have system checked and serviced. Prolonged vehicle operation without having system serviced could affect fuel economy and driveability; emission control system may also be damaged.

SERVICE ENGINE SOON or CHECK ENGINE warning light indicates a malfunction in engine control system. If functioning correctly, light comes on when ignition is turned on and goes out after engine is started.

If light does not come on as described or comes on with engine running, have system checked and serviced. Prolonged vehicle operation without having system serviced could affect fuel economy and driveability; emission control system may also be damaged.