COMPONENTS
ILLUSTRATION
On-vehicle InspectionCooling Fan Circuit
DESCRIPTION
The ECM turns on or off the fan relays using signals calculated from the engine
coolant temperature, air conditioning (ON/OFF), air conditioner refrigerant pressure,
engine speed, and vehicle speed signals.
The ECM switches the circuit of the ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE MAGNETIC CLUTCH ASSEMBLY
(a) Place the compressor and magnetic clutch in a vise.
(b) Using SST, hold the magnetic clutch hub.
SST: 09985-00270
(c) Remove the bolt, ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...