Highlander 4WD L4-2.4L (2AZ-FE) (2001)
Blower Motor: Testing and Inspection
Blower Motor Circuit
Blower Motor Circuit
CIRCUIT DESCRIPTION
The blower motor is operated by signals from the A/C amplifier assy. Blower motor speed signals are transmitted by changes in the Duty Ratio.
Duty Ratio
The duty ratio is the ratio of the period of continuity in one cycle. For example, if A is the period of continuity in one cycle, and B is the period of
non-continuity, then.
Wiring Diagram