Engine and engine cooling: engine: engine control module (ECU/ECM): software
- Component
- Engine and engine cooling: engine: engine control module (ECU/ECM): software
- Manufacturer
- PACCAR Incorporated
- Vehicles affected
- 1
- Reported to NHTSA
- 2021-03-16
- Owners notified
- 2021-03-03
Defect description
PACCAR Incorporated (PACCAR) is recalling one 2021 Peterbilt 536 vehicle equipped with a Cummins Westport Inc. B6.7N engine that has certain engine control module calibrations. The engine control module software may be calibrated incorrectly, causing the engine to not limit engine speed or torque as intended for certain safety-related functions such as vehicle braking, traction and stability control, speed control, or collision avoidance.
Safety risk
If safety-related functions such as vehicle braking, stability, speed, and collision avoidance do not function properly, it can increase the risk of a crash.
Manufacturer remedy
PACCAR owns the vehicle affected, and it was repaired as of March 3, 2021. Owners may contact PACCAR customer service at 1-940-591-4220. PACCAR's number for this recall is 21PBC.