When Monitored And Set Conditions
WARNING: This page is about a different car, the 2016 RAM 3500 HD and 2016 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
When Monitored: continuously when the following condition is met:
- Ignition on.
Set Conditions:
- When the In-Car Temperature Sensor signal to the A/C Heater Module is greater than 4.9 volts for a continuous period of 1200 msec. or more.
Default Actions:
- If the A/C Heater Module detects a valid signal, the DTC will change from active to stored and will stay stored for 100 ignition cycles.
| Possible Causes |
|---|
| IN-CAR TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| IN-CAR TEMPERATURE SENSOR |
| A/C HEATER MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to HVAC PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .