Code Enable Criteria

For DTC to run, the following conditions must be met:

• DTCs P0101, P0102, P0103, P0107, P0108, P0112, P0113, P0117, P0118, P0121, P0122, P0123, P0125, P0128, P0201-P0206, P0410, P0440, P0442, P0443, P0446, P0449, or P1441 are not set.
• Engine has been running for at least 4 minutes.
• Engine coolant temperature is at least 122°F (50°C).
• Engine RPM is 1000-3000 RPM.
• Accelerator Pedal Position (APP) indicated angle is 5-40 percent.
• Ignition voltage is 9-18 volts.

DTC will set when PCM detects an active sensor with an improper HO2S voltage amplitude.