TJ3666530
Service Bulletin Details
Public Details for: TJ3666530
Erad (electric rear axle drive) bearing noise
Models from 2018
Models from 2017
Models from 2016
Volvo Car USA LLC Technical Journal Technical Journal Title Ref. No. ERAD (Electric Rear Axle Drive) Bearing Noise TJ 36665.3.0 Issuer (Dept.) Issue Date Status Date Technical Service 9/8/23 9/14/23 Car Market Partner Function Group United States and Canada 3 US 7510 Volvo Car USA 4601 Function Description Page Rear axle, complete Page 1 of 2 Attachment File Name File Size TJ 36665-1.mp4 0.7789 MB TJ 36665-2.mp4 0.7451 MB Rows beginning with * are modified Note! If using a printed copy of this Technical Journal, first check for the latest online version DESCRIPTION: * VST OP number added. If a customer is driving in electric mode and experiences noise from the rear of the vehicle that increases with vehicle speed, please follow the instructions under “Service.” CSC Customer Symptom Codes Code Description 8N Driving/Unusual noise/Unsure when/at all times D2 Front/rear axle/Unusual noise DTC Diagnostic Trouble Codes Vehicle Type Type Eng Eng Desc Model Year Plant Chassis range Struc Week Range 238 BC B1BPHEV 2018-2018 35 - 201718-201744 246 BR B1FPHEV 2018-2018 21 - 201717-201742 256 BC B1BPHEV 2016-2017 21 - 201508-201716 256 BR B1FPHEV 2018-2018 21 - 201717-201742 Sales Body Gear Steer SERVICE: Baseline: First please watch the baseline video (TJ 36665 Normal Sound.mp4) for an example of a normal ERAD sound. Use a headset or earphones to hear the sound clearly. Technical Journal 36665.3.0 If a customer is driving in electric mode and experiences abnormal noise from the rear of the vehicle that increases with vehicle speed (see example video TJ 36665 Faulty Motor Bearing Noise.mp4) it is most likely an electrical motor bearing issue. No DTCs (Diagnostic Trouble Codes) will be stored and no messages will appear in the DIM (Driver Information Module). In these cases, the Bearing Kit, function group 4601, should be replaced. It is not necessary to replace the complete ERAD motor. Warranty claim info: To get a warranty claim accepted for a job described in this TJ, use the corresponding VST OP number stated in this TJ. Note that the TJ number must be stated in the repair order text. VST Operation Number VST Operation Number Description 46533-2 Electric Rear Axel Drive (ERAD) remove-install / replace 46561-2 ERAD bearing, replace VEHICLE REPORT: Yes, please submit a Vehicle Report if the service solution described in this TJ has no effect. Use the concern area “Vehicle Report” and sub-concern area “Support Needed,” use function group 4601. This TJ has 2 sound files. Page 2 of 2 2023-09-14