Condition 1
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
The PCM detects an invalid TFP manual valve position switch state for 60 seconds.
Condition 2
- The engine speed is less than 80 RPM for 0.1 second;
then the engine speed is 80-550 RPM for 0.07 second;
then the engine speed is greater than 550 RPM.
- The vehicle speed is less than 3 km/h (2 mph).
- The PCM detects a gear range of D2, D4 or REVERSE during an engine start.
- All conditions met for 5 seconds.
Condition 3
- The TP angle is 10-50 percent.
- The PCM commands fourth gear.
- The TCC is locked ON.
- The speed ratio is 0.6-0.75.
- The PCM detects a gear range of PARK or NEUTRAL when the vehicle is operating in D4.
- All conditions met for 10 seconds.