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:

Inspection
1. INSPECT WATER PUMP ASSY (a) Visually check for drain hole coolant leakage. (b) Turn the pulley, and check that the water pump bearing moves smoothly and noiselessly. If the bearing moves roughly or noisily, replace the water pump assy. (c) Visually check the air holes for coolant le ...