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:

Barometer (BARO) pressure is 72.3 kPa or more.
No MAP sensor, TPS, IAT sensor, ECT sensor, EGR sensor, VSS, EVAP purge solenoid or EVAP vent solenoid DTCs are set.
Start-up engine coolant temperature and intake air temperature is between 40°F (4.2°C) and 95°F (35°C) at engine start-up.
Difference between IAT and ECT at start-up is less than 12.2°F (6.75°C).
Fuel tank level sensor reads between 15 and 85 percent.
Above conditions are met, and following condition is met once per ignition cycle.
Fuel tank pressure is 8 in. H₂ O within 2 seconds.