Toyota 4Runner: IG Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, the IG power source circuit supplies positive (+) voltage to the power steering ECU assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (POWER STEERING ECU ASSEMBLY - BATTERY AND BODY GROUND) |
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| OK | .gif) |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Power Steering Warning Light Circuit
DESCRIPTION
The power steering ECU assembly is connected to the combination meter assembly
via CAN communication. If the power steering ECU assembly detects a malfunction,
the power steering warn ...
Vane Pump
...
Other materials about Toyota 4Runner:
Brake
General Maintenance
GENERAL MAINTENANCE
PROCEDURE
1. INSPECT BRAKE LINE PIPES AND HOSES
HINT:
Work in a well-lighted area. Turn the front wheels fully to the right or left
before beginning the inspection.
(a) Using a mirror, check the enti ...
Removal
REMOVAL
CAUTION / NOTICE / HINT
CAUTION:
Wear protective gloves. Sharp areas on the parts may injure your hands.
HINT:
Use the same procedure for the power seat RH and power seat LH sides.
The procedure listed below is for the power seat LH ...
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