Toyota Highlander Service Manual: Differential (4WD)

Problem symptoms table

Use the table below to help you find the cause of the problem. The causes of the problem are listed in order of probability in the "Suspected Area" column. Check each part in order. If necessary, ...

Differential oil (4WD)

ADJUSTMENT 1. INSPECT DIFFERENTIAL OIL (a) Stop the vehicle on the level place. (b) Remove the differential filler plug and gasket. (c) Check that the oil surface is within 5 mm (0.20 in.) fro ...

More about Toyota Highlander:

On-vehicle inspection
1. CHECK THROTTLE BODY (a) Listen to the throttle control motor operating sounds.  Turn the ignition switch ON.  When pressing the accelerator pedal position sensor lever, listen to the running motor. Make sure no friction noise comes from the motor. If friction noise exists ...