Installation
ComponentsData List / Active Test
DATA LIST / ACTIVE TEST
1. ACTIVE TEST
HINT:
Using the Techstream to perform Active Tests allows relays, VSVs, actuators and
other items to be operated without removing any parts. This non-intrusive functional
inspection can be very useful because inter ...
Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT IG2 RELAY
(a) Remove the IG2 relay from the relay block.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Te ...
Cooling 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 ...