Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Sensor - Rear Motor - Speed (Remove and Replace)

Tesla Model 3 2017-2026 Service Manual / Rear Drive Unit / Rear Motor / Sensor - Rear Motor - Speed (Remove and Replace)

 Sensor - Rear Motor - Speed (Remove and Replace)

Special tool required for this procedure:

  • 1451839-00-A SKT, EP10 LOW PROFILE
  • 1115031-00-A EXT, WOBBLE, 1/4" DR, 1.25"

Remove

  1. Drain the oil from the rear drive unit. See Gearbox Fluid - Rear Drive Unit (Drain and Refill).

  Sensor - Rear Motor - Speed (Remove and Replace)

  1. Disconnect the electrical harness from the resolver connector.

  Sensor - Rear Motor - Speed (Remove and Replace)

  1. Release the clips that attach the harness to the rear drive unit.

  Sensor - Rear Motor - Speed (Remove and Replace)

Use the low profile EP10 inverted socket (1451839-00-A) with the 1/4-inch drive wobble extension (1115031-00-A) to remove the lower bolt.

  Sensor - Rear Motor - Speed (Remove and Replace)

Note: The resolver is spring-loaded and might move during bolt removal.

  1. Remove the bolts that attach the resolver to the drive unit (1451839-00-A SKT, EP10 LOW PROFILE).

Install

Installation procedure is the reverse of removal, except for the following:
  • Install a new resolver gasket if none is supplied with the resolver.
  • Install a new oil filter and refill the rear drive unit with oil. See Gearbox Fluid - Rear Drive Unit (Drain and Refill).

    READ NEXT:

     Rear Drive Inverter

     HV Header - Inverter - Rear Drive Unit (Remove and Replace)

    HV Header - Inverter - Rear Drive Unit - Remove SPECIAL TOOLS Extractor, Drive Unit HV Header, Model 3 (1142608-00-B)

    SEE MORE:

     Door Assembly - Charge Port (China) (Remove and Replace)

    Door Assembly - Charge Port (China) - Remove   SPECIAL TOOLS Insulation Multimeter, Fluke 1508 (1076921-01-B) Test Probes, Slim, Fluke TP38 (1130480-00-A)

     Inverter - Rear Drive Unit (Remove and Replace)

    Inverter - Rear Drive Unit - Remove   SPECIAL TOOLS Skt, 3/8in Dr, 10EP Torx Plus External (1130479-00-A) Lever Lock, HV Connector, Model 3 (1140311-00-A)

    © 2019-2026 Copyright www.tmodel3.com