Diagnostic Aids
WARNING: This page is about a different car, the 2000 Isuzu VehiCROSS, 2000 Isuzu Trooper, 2000 Isuzu Rodeo, 2000 Isuzu Amigo, and 2000 Honda Passport. However, it is still accessible from the selected car via links, so may be relevant.
Check PCM and Knock Sensor (KS) connections. Ensure KS harness is not routed close to high voltage wires. If DTC cannot be duplicated, check scan tool FAILURE RECORDS to determine mileage since last DTC was set.