Code Enable Criteria

WARNING: This page is about a different car, the 2002 Isuzu Rodeo Sport and 2002 Isuzu Rodeo. 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:

A/D Test

Engine speed is equal to or more than 2500 RPM.
A/D voltage is less than or equal to .0781 volts.
Engine coolant temperature is 140°F (60°C) or more.
Engine vacuum is less than 35 kPa.
Above conditions are met for 64 test failures within 80 test samples (125 msec/test).

Gain Test

Engine speed is 2500 RPM or more.
Gain is equal to or more than 23.875 decibels.