Section 102 ((Automatic Headlamp Leveling Module (AHLM) - Electrical Diagnostics))
WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.
- Diagnostic Code Index
- DTC Troubleshooting
- B167D-00-Front Headlamp Leveling Sensor Circuit Performance
- B1681-00-Rear Headlamp Leveling Sensor Circuit Performance
- B1684-00-Left Headlamp Leveling Motor Control
- B1684-87-Left Headlamp Leveling Motor Control-Missing Message
- B1689-00-Right Headlamp Leveling Motor Control
- B1689-87-Right Headlamp Leveling Motor Control-Missing Message
- B2199-16-Battery Voltage - Circuit Voltage Below Threshold
- B2199-17-Battery Voltage - Circuit Voltage Above Threshold
- B21DD-84-System Voltage - Signal Below Allowable Range
- B21DD-85-System Voltage - Signal Above Allowable Range
- B22A4-00-Adaptive Front Lighting System Not Calibrated
- B22A9-00-Ecu Internal Performance
- B2816-11-Headlamp Leveling Sensor-Circuit Short To Ground
- B2816-12-Headlamp Leveling Sensor-Circuit Short To Battery
- U0037-00-Lin Bus
- U0100-00-Lost Communication With ECM/Pcm
- U0121-00-Lost Communication With Anti-Lock Brake System (Abs) Control Module
- U0140-00-Lost Communication With Body Control Module
- U0155-00-Lost Communication With Cluster-CCN
- U0401-00-Implausible Data Received From ECM/Pcm
- U0415-00-Implausible Data Received From Abs
- U0422-00-Implausible Data Received From Body Control Module
- U0423-00-Implausible Data Received From Cluster-CCN