When Monitored

WARNING: This page is about a different car, the 2016 RAM 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.

This diagnostic runs continuously when the following conditions are met:

TCM supply voltage is between 10 and 16 volts.
Engine speed (CAN message) is greater than 550 RPM.
Time elapsed since condition met is less than five seconds.
Ignition switch RUN position signal is detected via dedicated circuit to TCM.
No ignition switch DTCs set.
Shift lever position is in park or neutral for calibrated amount of time.
Calibration time if temperature is greater than or equal to 20°C (68°F) is less than five seconds.
Calibration time if temperature is less than to 20°C (68°F) is greater than five seconds.
No turbine speed sensor DTCs set.
No linear solenoid DTCs set.
No ON/OFF solenoid DTCs set.
No hydraulic pressure circuit DTCs set.
No shift range sensor DTCs set.
No CAN bus DTCs set.
No CAN message failures between ECM and TCM.
No CAN engine speed signal DTCs set.
No other gear ratio DTCs set.
Transmission sump temperature is greater than -20°C (-4°F)