Toyota 4Runner: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use these procedures to troubleshoot the airbag system.
- *: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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.gif)
|
2. |
INSPECT BATTERY VOLTAGE |
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
|
|
3. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Check for DTCs (See page .gif)
).
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Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
|
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4. |
WARNING LIGHT CHECK |
|
|
5. |
CHECK DTC (Present and Past DTCs)* |
(a) Check for DTCs (See page ).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | |
GO TO PROBLEM SYMPTOMS TABLE |
|
|
6. |
DTC CHART |
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7. |
CIRCUIT INSPECTION |
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8. |
REPAIR |
|
|
9. |
CLEAR DTC (Present and Past DTCs)* |
|
|
10. |
CHECK DTC (Present and Past DTCs)* |
(a) Check for DTCs (See page ).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
|
11. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Transmitting ECU
(Transmitter)
Receiving ECU
Signal
Communication Method
Center Airbag Sensor
ECM
...
System Description
SYSTEM DESCRIPTION
1. GENERAL
(a) In conjunction with the impact absorbing structure for a front collision,
the SRS (Supplemental Restraint System) steering pad, instrument panel passenger
airba ...
Other materials about Toyota 4Runner:
Installation
INSTALLATION
PROCEDURE
1. INSTALL BRAKE PEDAL SUPPORT ASSEMBLY
(a) Temporarily install the set bolt.
(b) Install the hydraulic brake booster (See page
).
(c) tighten the brake pedal support sub-assembly with the 4 nuts.
Torque:
14 N·m {145 kgf·cm, ...
Key Reminder Buzzer does not Sound
DESCRIPTION
The key reminder warning buzzer sounds when the driver side door is opened while
the ignition switch is ACC or off and the key is in the ignition key cylinder. The
key reminder warning buzzer is activated when the main body ECU (multiplex netw ...
0.0089