Module, Auto Headlamp Leveling (AHLM)

2013 Chrysler Town & Country S, GasSECTION Module, Auto Headlamp Leveling (AHLM)
WARNING: This page is about a different car, the 2013 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
B167D-00 FRONT HEADLAMP LEVELING SENSOR CIRCUIT PERFORMANCE
B1681-00 REAR HEADLAMP LEVELING SENSOR CIRCUIT PERFORMANCE
B1685-00 LEFT HEADLAMP LEVELING MOTOR CONTROL CIRCUIT PERFORMANCE
B168A-00 RIGHT HEADLAMP LEVELING MOTOR CONTROL CIRCUIT PERFORMANCE
B2126-00 SENSOR SUPPLY VOLTAGE LOW
B2127-00 SENSOR SUPPLY VOLTAGE HIGH
B2199-16 BATTERY VOLTAGE- CIRCUIT VOLTAGE BELOW THRESHOLD
B2199-17 BATTERY VOLTAGE- CIRCUIT VOLTAGE ABOVE THRESHOLD
B21DD-16 SYSTEM VOLTAGE-CIRCUIT VOLTAGE BELOW THRESHOLD
B21DD-17 SYSTEM VOLTAGE-CIRCUIT VOLTAGE ABOVE THRESHOLD
B2286-00 CALIBRATION NOT LEARNED/LOST CALIBRATION
U0002-00 CAN C BUS OFF PERFORMANCE
U0132-00 LOST COMMUNICATION WITH SUSPENSION CONTROL MODULE
U0141-00 LOST COMMUNICATION WITH IPM (FCM/TIPM)
U1102-00 LOST COMMUNICATION WITH LEFT HEADLAMP LEVELING CONTROL MODULE
U1103-00 LOST COMMUNICATION WITH RIGHT HEADLAMP LEVELING CONTROL MODULE
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.