Code Enable Criteria

WARNING: This page is about a different car, the 2002 Isuzu Trooper. However, it is still accessible from the selected car via links, so may be relevant.

Following conditions must be met for DTC diagnostic test to run:

Engine is running.
Engine speed is between 1800 and 2500 RPM.
Throttle angle is between 10 and 40 percent.
Engine load in 50 kPa or more.
PCM detects no VSS signal for 12.5 seconds over a period of 15 seconds.