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Home >> Jaguar >> 2021 >> XF R-Dynamic SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 80 (Transfer Case - Vehicles With: 8HP70 8-Speed Automatic Transmission AWD/8HP45 8-Speed Automatic Transmission AWD/8HP45 8-Speed Automatic Transmission RWD -- XE (X760)) >> Transfer Case - Vehicles With: 8HP70 8-Speed Automatic Transmission AWD/8HP45 8-Speed Automatic Transmission AWD/8HP45 8-Speed Automatic Transmission RWD >> Diagnosis And Testing >> Pinpoint Tests >> PINPOINT TEST B: Fluid Condition Tests

PINPOINT TEST B: Fluid Condition Tests

WARNING: This page is about a different car, the 2018 Jaguar XE and 2017 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
  1. B1: FLUID CONDITION TEST 1 
    1. Drain a sample of fluid from the transfer case.
    2. Check the fluid for solid particles.

    Are any solid particles present in the transfer case fluid?

    • Yes  : Install a new transfer case.
    • No  : GO to B2.
  2. B2: FLUID CONDITION TEST 2 
    1. Compare the fluid sample to some new transfer case fluid.

    Does the fluid sample appear burnt?

    • Yes  : Install a new transfer case.
    • No  : GO to B3.
  3. B3: FLUID CONDITION TEST 3 
    1. Check the fluid for water content.
    • Heat up the fluid sample to 100°C.
    • Check the fluid for bubbles.

    Are bubbles present in the fluid?

    • Yes  : Check the integrity of the transfer case breather, and drain and refill the transfer case fluid. Using the Jaguar Land Rover approved diagnostic equipment, perform routine - Transfer Case Replacement. Clear the DTCs and re-test. If the fault persists, install a new transfer case.
    • No  : No fault found.