Toyota Highlander Service Manual: Ignition system (2AZ-FE)

Ignition

...

On-vehicle inspection

NOTICE: In this section, the terms "cold" and "hot" refer to the temperature of the coils. "Cold"means approximately -10 C (14 F) to 50 C (122 F). "Hot" means approximately 50 C (122 F) to 100 C ...

More about Toyota Highlander:

Replacement
1. REMOVE GENERATOR ASSY (a) Remove the wire harness clamp. (b) Disconnect the generator connector. (c) Open the terminal cap, remove the nut and disconnect the generator wire. (d) Loosen bolts A and B. (e) Loosen bolt C to lessen the tension of the V belt. (f) Remove bolts A and ...