December 9, 2021 NHTSA CAMPAIGN NUMBER: 21V950000
Inoperable headlights can reduce visibility for the driver and oncoming traffic, increasing the risk of a crash.
NHTSA Campaign Number: 21V950
Manufacturer Chrysler (FCA US, LLC)
Components EXTERIOR LIGHTING
Potential Number of Units Affected 36,929
Chrysler (FCA US, LLC) is recalling certain Jeep Grand Cherokee L vehicles equipped with smart lighting modules (SLM). An incomplete SLM software update may cause one or both headlights to become inoperable. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, “Lamps, Reflective Devices, and Associated Equipment.”
Dealers will reprogram the SLM software, free of charge. Owner notification letters are expected to be mailed January 28, 2022. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC’s number for this recall is Y72.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
REASON FOR THIS SAFETY RECALL
Suspect vehicles may have one or both headlamps inoperable. Inoperable headlamps may result in reduced visibility for the driver, which can cause vehicle crash without prior warning.
Federal Motor Vehicle Safety Standard (“FMVSS”) 571.108, Lamps, reflective devices, and associated equipment, Section 6, Table 1A requires lower beam headlamps that “are energized when the beam selector switch is in the lower beam position.”
FCA US will conduct a voluntary safety recall on all affected vehicles to reprogram the Smart Lighting Module (SLM). The remedy for this condition is not currently available. Dealers will be notified of the launch of this safety recall by way of established communication methods. This recall is estimated to launch in 4th Quarter of 2021.
Dealer Service Instructions for:
Safety Recall Y72 / NHTSA 21V-950 Headlight Software Update
Effective immediately all repairs on involved vehicles are to be performed according to this recall. Service Action / Rapid Response Transmittal (RRT) 21-109 / Service Bulletin (TSB) 08-127-21 is no longer applicable for the vehicles involved in this recall.
NOTE: This recall applies only to the above vehicles equipped with a lighting system sales codes LPX and LM6.
NOTE: Some vehicles above may have been identified as not involved in this recall and therefore have been excluded from this recall.
IMPORTANT: Some of the involved vehicles may be in dealer new vehicle inventory. Federal law requires you to complete this recall service on these vehicles before retail delivery. Dealers should also consider this requirement to apply to used vehicle inventory and should perform this recall on vehicles in for service. Involved vehicles can be determined by using the VIP inquiry process.
The headlamps on about 36,900 of the above vehicles may have one or both headlamps inoperable. Inoperable headlamps may result in reduced visibility for the driver, which can cause vehicle crash without prior warning.
Federal Motor Vehicle Safety Standard (“FMVSS”) 571.108, Lamps, reflective devices, and associated equipment, Section 6, Table 1A requires lower beam headlamps that “are energized when the beam selector switch is in the lower beam position.”
Reprogram the left or right Smart Lighting Modules (SLML and SLMR), or both as needed.
No parts are required to perform this service procedure.
No parts return required for this campaign.
The following special tools are required to perform this repair:
A. Inspect Headlamps
- Turn the headlamp knob to the ON position.
- Are both headlamps working on low and high beam?
- Yes: No further action is required. Close the recall.
- No: Reprogram the SLM for each inoperative headlamp, left or right.
B. Reprogram the SLML or SLMR
- Open the hood. Install a battery charger and verify that the charging rate provides 13.0 to 13.5 volts. Do not allow the charger to time out during the flash process. Set the battery charger timer (if so equipped) to continuous charge.
NOTE: Use an accurate stand-alone voltmeter. The battery charger volt meter may not be sufficiently accurate. If voltage reading is too high, apply an electrical load by activating the park or headlamps and/or HVAC blower motor to lower the voltage.
- Place the ignition in the “RUN” position.
- Connect the wiTECH MDP to the vehicle data link connector.
- Open the wiTECH 2.0 website.
- Enter your “User id” and “Password” and your “Dealer Code”, then select “Sign In” at the bottom of the screen. Click “Accept”.
- From the “Vehicle Selection” screen, select the vehicle to be updated.
- From the “Action Items” screen, select the “Topology” tab.
- From the “Topology” tab, select the “SLML or SLMR” icon.
- From the “Flash” tab, compare the “Current Electronic Control Unit (ECU) Part Number” with the “New ECU Part Number” listed.
- If the “Current ECU part Number” is the same as the “New Part Number”, proceed to Step 14.
- If the “Current ECU part Number” is NOT the same as the “New Part Number”, continue with Step 10.
- From the flash ECU agreement page, agree to terms by checking the box.
- Select “Flash ECU” and then follow the wiTECH screen instructions to complete the flash.
- From the “Topology” screen, select the “All DTCs” tab to view the DTCs.
- Select “Clear All DTCs” and then select “Close”.
- Place the ignition in the “OFF” position and then remove the wiTECH MDP device from the vehicle.
- Remove the battery charger from the vehicle.
- Close the vehicle hood and return the vehicle to the customer.
1 Affected Product
4 Associated Documents
Manufacturer Notices(to Dealers,etc) – NSRAC re New Safety Recall Advanced Communication – Y72 FCA US LLC (FCA US) has announced a safety recall on certain 2021 Model Year (WL) Jeep® Grand Cherokee L vehicles
Noncompliance Notice 573 Report
Manufacturer Notices(to Dealers,etc) – Safety Recall Y72 / NHTSA 21V-950 Headlight Software Update
Latest Recalls Documents
Chrysler Recommended J2534 Devices
|J2534 Device||Firmware Version|
|CTC Vehicle Box *||1.9|
|Blue Streak -2534 Global Programmer||2.10|
|Actia I+ME Passthru||2.07|
* Chrysler recommends the CTC Vehicle Box Device for Chrysler SCI ECU reprogramming. SCI reprogramming is used on most PCMs and TCMs prior to the introduction of CAN bus vehicles which began in 2004 (Durango).
Compatible J2534 Devices
Click on the link below to:
Download J2534 Application
(Install the wiTECH 2.0 J2534 Application on your computer)
Download the Setup Utility
(Configure your microPod/MDP device)
Launch wiTECH 2.0
(Once subscription and users are assigned to a tool please follow this link to access wiTECH)
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- Worth to own: Support J2534 protocol, this device actually works faster than Obdlink MX and ELM327 devices with Forscan, it can also works with FJDS license for programming. This is a great alternative to buying an expensive VCM2 for programming modules
- Support vehicle till 2019 year（Not works for FORD F150,F250,F350,F450,F550,F650,F750 before 2010）,Support Multi-Languages
- VXDIAG VCX NANO is an OEM diagnostic interface for the vehicles of Ford and Mazda. It can be compatible with OEM software of Ford IDS and Mazda IDS
- Full Technical Support Online: Firmware support update online. For software installation, you can feel free to contact us via amazon message, our engineer will provide online support by teamviewer or video
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- WIFI Version VXDIAG VCX Nano compatible for TOYOTA and Lexus, support both USB connection and WIFI connection, support latest version software, Compatible with varieties protocols. can be very easy to connect various automotive bus to a PC
- OS support both WINDOWS XP and Windows 7, Software support multi-languages: Chinese, English, French, Italian, Spanish, German, ec
- You can download the vxmanager online, if you have any license problem please send us the serial number to extend the license
- One year warranty. Please contact us via order center if you have any problem with software installation
Last update on 2022-06-23 / Affiliate links / Images from Amazon Product Advertising API
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