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
HINT: Use the same procedures for the RH side and LH side. The procedures listed below are for the LH side. Installation is in the reverse order of removal. 1. PRECAUTION (SEE PAGE 60-1 ) 2. DISCONNECT BATTERY NEGATIVE TERMINAL (SEE PAGE 60-1 ) 3. REMOVE ROOF HEADLINING ASSY (SEE PAGE 7 ...