When Monitored And Set Conditions
WARNING: This page is about a different car, the 2014 RAM 3500 HD and 2014 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
When Monitored:
This diagnostic runs one time during an ignition cycle when the following conditions are met:
- The Bus is awake
- Every Passive Entry or Keyless Go action.
- Battery voltage between 10.0 - 16.0 volts.
Set Conditions:
- When Antenna 2 Signal circuit is shorted to ground. If another Antenna Signal circuit is Open and there are no other Antennas that have a Short to Battery DTC, both Antennas will set this Short to Ground DTC.
Default Actions:
- Limitation of the Passive functionality (Keyless Go, Passive entry, etc.).
- EVIC message: "Service Keyless System".
| Possible Causes |
|---|
| ANOTHER ANTENNA SIGNAL CIRCUIT MAY BE SETTING AN OPEN DTC |
| PASSIVE ENTRY ANTENNA 2 SIGNAL CIRCUIT SHORTED TO GROUND |
| PASSIVE ENTRY ANTENNA 2 RETURN CIRCUIT SHORTED TO GROUND |
| PASSIVE ENTRY ANTENNA |
| RADIO FREQUENCY HUB (RF HUB) MODULE |