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 TP sensor, MAP sensor, CMP sensor, VSS, ECT CKP sensor DTCs are set.
- Engine speed is 625-6250 RPM.
- System voltage is 11-16 volts.
- ECT sensor indicates an engine temperature between 20°F (-7°C) and 248°F (120°C).
- Throttle angle is steady and changes less than 2.73 percent per 100 milliseconds.
- PCM detects crankshaft RPM variation, indicating a misfire which could cause catalytic convertor damage or high emissions.
- TP sensor signal is less than 3.125 percent.
- Vehicle speed is 12 MPH or more.
- Engine is under load.
- Fuel level is 14.8 percent or more.
- Engine coolant temperature is less than 20°F (-7°C) at start-up.
- Engine coolant temperature is between 69°F (21°C) and 248°F (120°C).
- Rough road table based on rough road value from ABD vs. vehicle speed.
- Deceleration index vs. engine speed vs. load and crank position.
- Emission damage misfire ratio is 2 percent or more.
- Catalyst damage misfire ration 11.25 percent.