Pinpoint Test An : The RKE Transmitter Has Poor Range Performance: Notes
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
The RKE transmitter has an extended operating range of approximately 100 m (328 ft) in an open air, no obstruction environment. The Radio Transceiver Module (RTM) uses an externally mounted amplified antenna to receive the RKE transmitter signal.
Radio Transceiver Module (RTM) DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1D55:01 | Antenna #2: General Electrical Failure | Sets when the Radio Transceiver Module (RTM) detects a fault with the amplified antenna. |
Possible Causes
- Passive key
- Passive key battery
- Aftermarket system
- High power devices
- TV/radio transmission towers
- Amplified antenna
- Radio Transceiver Module (RTM)
Visual Inspection and Diagnostic Pre-checks
- Inspect the passive key for damage
- Inspect the passive key battery
- Inspect for aftermarket RKE systems