Engine Gauge RX Failure (Active)

Tests 1 - 3:

SYMPTOM
ENGINE GAUGE RX FAILURE (ACTIVE)

WHEN MONITORED
With the ignition ON.

SET CONDITION
This DTC Will set if the A/C-Heater Control Module does not receive the message from the PCM for more than 5 seconds. This message provides Battery Voltage, Battery Temperature, and Engine Coolant Temperature.

POSSIBLE CAUSES
- Check for additional HVAC DTCs
- Check for PCM DTCs
- A/C-Heater control module
- PCM - No message to A/C-Heater control module