Toyota 4Runner: Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER STEERING ECU ASSEMBLY
(a) Measure the voltage and resistance according to the value(s) in the table below.
|
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
F41-3 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
|
F41-2 (CANL) - F41-1 (CANH) |
W - L |
CAN communication |
Ignition switch off |
54 to 69 Ω |
|
F41-5 (IG) - F41-3 (GND) |
G - W-B |
IG power supply |
Ignition switch ON |
11 to 14 V |
|
F41-7 (SOF+) - F41-8 (SOF-) |
V - LG |
Power steering solenoid valve signal |
|
Pulse generation |
If the result is not as specified, the ECU may have a malfunction.
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) Check the DLC3 (See page ).
2. FUNCTION OF POWER STEERING WARNING LIGHT
(a) When a malfunction is detected in the power steering system, the power steering
wa ...
Other materials about Toyota 4Runner:
Using the storage features
List of storage features
1. Auxiliary boxes
2. Glove box
3. Bottle holders
4. Tissue pocket
5. Cup holders
6. Pen holder
7. Console box
8. Coin holder
CAUTION
Items that should not be left in the storage spaces
Do not leave glasses, lighte ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedures to troubleshoot the steering lock system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
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