The ABS control module is a microprocessor that runs diagnostic checks of a vehicle’s antilock braking system and processes information from wheel-speed sensors and the hydraulic brake system to ...

ABS System | Cars.com photo by Evan Sears The antilock braking system control module is a microprocessor that runs diagnostic checks of a vehicle’s ABS.

In addition to 1,227,808 half-ton pickups, Chrysler is also recalling 7,299 anti-lock braking system control modules that had been sold as replacement parts for the 2019 and 2021 to 2024 Ram 1500.

The ABS control module software may prevent the electronic stability control (ESC) malfunction indicator light from illuminating during certain conditions.