Conditions for Running the DTC

Conditions 1

• Before the ECM can report DTC P2297 failed, DTC P0130 must run and pass.
• The HO2S 1 is at operating temperature.
• The desired HO2S 1 is less than 1.6 lambda.
• The internal ECM HO2S signal voltage is less than 4.72 volts.
• The fuel injectors are enabled.
• DTC P2297 runs continuously once the above conditions are met for greater than 10 seconds.
• DTC P2297 runs continuously once the above conditions are met for greater than 10 minutes when the fuel level is less than 12 percent.

Conditions 2

• A decel fuel cut-off has occurred 11 times with successful adjustments.
• DTC P2297 runs continuously once the above condition is met.