Performing Test

1) Deactivate self-test. Start and run engine at 2000 RPM for 2 minutes to warm up EGO sensor. Turn engine off and wait 10 seconds.

2) Restart engine and activate self-test. Record all service codes displayed. See SERVICE CODE REFERENCE . If no codes are present, proceed to SWITCH MONITOR TEST.

NOTE: It is necessary to clear codes in memory before performing this test. DO NOT depress throttle during test.