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:

No DTCs related to Throttle Position (TP) sensor, Vehicle Speed Sensor (VSS), MAP sensor, EGR pintle position sensor, Engine Coolant Temperature (ECT) sensor, Misfire DTCs or automatic transmission DTCs are set.
Engine coolant temperature is 140°F (60°C) or more.
Ignition voltage between 11.5 and 16.0 volts.
Vehicle speed is 15 MPH or more.
A/C clutch status is unchanged.
Torque Converter Clutch (TCC) status is unchanged.