Jeep Cherokee Recall R/2018/189: Vehicle Short Causing Can-c Bus To Stop Communicating, Who Is Affected And What To Do

DVSA reference R/2018/189, campaign code U63. Data updated daily from DVSA.

Low
How serious
24 Aug 2018
Launched
80
vehicles in the UK
U63
Manufacturer’s campaign code

Jeep recalled Cherokee vehicles built between 27 February 2013 and 5 January 2018. A short in the vehicle causing the CAN-C bus to stop communicating while the cruise control is active and the vehicle speed is below the set speed such that the cruise control system is requesting positive torque at the exact moment of the short it is possible for a positive torque request to be locked on the PCM. This may result in either the vehicle maintaining its current speed or possibly accelerating. The dealer will inspect the software level of the Powertrain Control Module (PCM) and if necessary reprogram the PCM. You won't usually pay for it.1

What’s Wrong

A short in the vehicle causing the CAN-C bus to stop communicating while the cruise control is active and the vehicle speed is below the set speed such that the cruise control system is requesting positive torque at the exact moment of the short it is possible for a positive torque request to be locked on the PCM. This may result in either the vehicle maintaining its current speed or possibly accelerating.

DVSA's Original Wording

Concern: VEHICLE SHORT CAUSING CAN-C BUS TO STOP COMMUNICATING Defect: A short in the vehicle causing the CAN-C bus to stop communicating while the cruise control is active and the vehicle speed is below the set speed such that the cruise control system is requesting positive torque at the exact moment of the short it is possible for a positive torque request to be locked on the PCM. This may result in either the vehicle maintaining its current speed or possibly accelerating. Remedy: Inspect the software level of the Powertrain Control Module (PCM) and if necessary reprogram the PCM

Contains public sector information licensed under the Open Government Licence v3.0.

The Risk

If the fault occurs, the recall notice says it could cause cAN-C BUS TO STOP COMMUNICATING.

The Fix

The dealer will inspect the software level of the Powertrain Control Module (PCM) and if necessary reprogram the PCM. The fix is a software update, which usually takes under an hour at the dealer.

Are You Affected?

Cherokee built between 27 February 2013 and 5 January 2018 may be included. Jeep estimates 80 vehicles in the UK. Enter your registration to check, then confirm by VIN with Jeep, because not every car in the date range may be included.

What To Do Now

  1. Check your car by registration above, then by VIN with Jeep.
  2. Book with any franchised Jeep dealer, quoting the campaign code U63 or the DVSA reference R/2018/189. See how to get a Jeep recall fixed.
  3. Follow the letter's instructions until the repair is done. See can you drive a car with a recall?.
LaunchedVehicle and faultSeverityReference
CherokeeTwo speed power transfer unit failure. Loss of powerUrgentR/2026/138
CherokeeJeep Cherokee 2014-2014 Power liftgate moduleUrgentR/2024/230
CherokeeReverse lamp heightBook soonR/2024/149
CherokeeThe Power Transfer Unit (PTU) may allow relative movement between the input splines and the transmission output shaftLowR/2023/196
CherokeeA possible loss of motive power or park function due to wear in the power transfer unitUrgentR/2021/029

This is one of 112 Jeep recalls in DVSA’s data. The Jeep recall launched before it was R/2018/188 on 24 Aug 2018, for vehicle short causing can-c bus to stop communicating. The one launched after it was R/2018/202 on 24 Aug 2018, for rear lower control arm may experience excessive corrosion. You can also see every Jeep recall and all recalls launched in 2018.


Source: DVSA recall R/2018/189, launched 24 August 2018. Data updated 15 October 2026. How we grade urgency.

Sources

  1. The Code does not itself say repairs are free. GOV.UK guidance says "You will not usually have to pay for any repairs or parts under a safety recall." gov.uk Checked 15 Oct 2026.