Toyota Highlander Service Manual: Components

Oil pump ASSY (2AZ-FE)

...

Replacement

1. REMOVE FRONT WHEEL RH 2. REMOVE ENGINE UNDER COVER NO.1 3. REMOVE FRONT FENDER APRON SEAL RH 4. DRAIN ENGINE OIL (a) Install a new gasket and the drain plug after draining engine oil. Torque ...

More about Toyota Highlander:

Inspection
1. INSPECT MASS AIR FLOW METER (a) Check the output voltage.  Apply battery voltage across terminals 1 (+B) and 2 (E2G).  Connect the positive (+) tester probe to terminal VG, and negative (-) tester probe to terminal E2G.  Blow air into the Mass Air Flow (MAF) meter, ...