68030939AB | Genuine Mopar® ABS Module Dodge Caravan & Chrysler Town

1. Compatible Vehicles

• Dodge Grand Caravan: 2008–2011

• Chrysler Town & Country: 2008–2011

• RAM C/V Tradesman: 2012

• (Fits models equipped with standard 4-wheel ABS and Electronic Stability Control / Traction Control).

2. Compatible Engines

• 3.3L V6 Flex Fuel / Gasoline

• 3.8L V6 Gasoline

• 4.0L V6 Gasoline

• 3.6L Pentastar V6 Gasoline (2011–2012 models)

1. What is it?

The module serves as the central electronic "brain" for your minivan's braking and vehicle dynamics systems. Attached directly to the hydraulic control valve block under the hood, it processes real-time data from wheel speed sensors, brake pressure sensors, and steering angle sensors to regulate hydraulic brake fluid pressure.

2. Active Safety Systems Controlled

This module manages key chassis and braking functions essential for family minivans:

• Anti-Lock Braking System (ABS): Rapidly pulses the brakes during sudden stops or emergency maneuvers to prevent wheel lockup and maintain steering control.

• Electronic Stability Control (ESC): Detects loss of traction or vehicle skid and automatically applies braking to individual wheels to keep the vehicle on its intended path.

• Traction Control System (TCS): Reduces wheel spin on slippery surfaces (ice, snow, rain) during acceleration.

• Brake Assist (BA): Senses emergency stopping situations and applies maximum hydraulic braking power instantly.

1. Illuminated Dashboard Warning Lights

The most common symptom of a failing electronic brake control module is multiple warning icons appearing simultaneously on the instrument cluster:

• ABS Light: Amber ABS indicator stays permanently lit.

• Traction Control / ESC Light: Illuminated skidding car icon.

• Brake System Light: Red brake indicator light remains on.

• Cluster Messages: Text warnings such as "Service Anti-Lock Brake System" or "Service Electronic Stability Control".

2. Common Diagnostic Trouble Codes (DTCs)

Connecting a professional diagnostic scanner to the vehicle typically pulls specific internal failure or sensor communication codes:

• C2116: ABS Pump Motor Low Voltage (a frequent internal board/relay failure on Chrysler minivan ABS units).

• C2200: Anti-Lock Brake Module Internal / Internal Electronic Fault.

• U0121: Lost Communication with Anti-Lock Brake System (ABS) Control Module.

• C0031 / C0034 / C0037 / C003A: Wheel speed sensor circuit fault codes (often caused by internal solder connection failures falsely reporting bad sensors).

3. Loss of Anti-Lock Braking & Stability Features

When the module enters an error or shutdown state:

• Emergency Stopping: During sudden braking on wet, icy, or loose surfaces, wheels will lock completely and skid, losing steering capability.

• Disabled Safety Systems: Electronic Stability Control (ESC), Traction Control (TCS), and Brake Assist (BA) are fully deactivated.

4. ABS Pump Motor Running Continuously (Battery Drain)

A shorted internal power transistor or relay on the module's circuit board can keep constant power supplied to the hydraulic pump motor. The pump will continuously hum or run even with the ignition off and keys removed, completely draining the battery overnight.

5. Spongy Pedal or Unintended ABS Pulsation

If the module fails to send correct signals to the hydraulic unit's solenoid valves:

• The brake pedal may feel unusually soft or "spongy."

• You may experience unexpected pedal vibration/pulsation during low-speed, gentle braking on dry pavement.