Toyota 4Runner: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Lighting system data and the Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and to repair.
2. CHECK DLC3
(a) Check the DLC3 (See page .gif)
).
3. INSPECT BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY, MAIN BODY ECU (MULTIPLEX NETWORK
BODY ECU)
(a) Remove the main body ECU (See page ).
(b) Measure the resistance and voltage accor ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / (desired sy ...
Other materials about Toyota 4Runner:
Inspection
INSPECTION
PROCEDURE
1. CHECK PAD LINING THICKNESS
(a) Using a ruler, measure the pad lining thickness.
Standard thickness:
10.0 mm (0.394 in.)
Minimum thickness:
1.0 mm (0.0394 in.)
If the pad lining thickness is less than the m ...
Replacement
REPLACEMENT
PROCEDURE
1. REMOVE REAR PROPELLER SHAFT ASSEMBLY
(a) for 2WD:
Remove the rear propeller shaft assembly (See page
).
(b) for 4WD:
Remove the rear propeller shaft assembly (See page
).
2. REMOVE REAR DRIVE PINION NUT
(a) Using SST and ...
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