Installation
ComponentsOccupant Classification Ecu
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to follow the correct removal and installation procedures of the occupant
classification ECU.
PROCEDURE
1. ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK FOR CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Key / Trouble Code ...
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 ...