Toyota 4Runner: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use these procedures to troubleshoot the power window control system.
- *: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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.gif)
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2. |
INSPECT BATTERY VOLTAGE |
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
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3. |
CHECK FOR DTC* |
(a) Check for DTCs and make a note of any codes that are output.
(b) Clear the DTCs.
(c) Recheck for DTCs. Based on the DTCs output in the first step, try to force output of the same DTC by reproducing the symptoms indicated by the DTC.
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Result |
Proceed to |
|---|---|
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No DTCs are output |
A |
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DTC B2311 is output |
B |
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DTC B2312 is output |
B |
|
DTC B2313 is output |
B |
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LIN communication system DTCs are output |
C |
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CAN communication system DTCs are output |
D |
| B | .gif) |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
| C | |
GO TO LIN COMMUNICATION SYSTEM |
| D | |
GO TO CAN COMMUNICATION SYSTEM |
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4. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page .gif)
).
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Result |
Proceed to |
|---|---|
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Fault not listed in problem symptoms table |
A |
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Fault listed in problem symptoms table |
B |
| B | |
GO TO STEP 6 |
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5. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check (See page ).
(b) Terminals of ECU (See page ).
(c) Data List / Active Test (See page ).
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6. |
REPAIR OR REPLACE |
|
Result |
Proceed to |
|---|---|
|
Door window regulator replaced or removed/installed |
A |
|
Door window regulator not replaced or removed/installed |
B |
| B | |
GO TO STEP 8 |
|
|
7. |
RESET POWER WINDOW REGULATOR |
(a) If a power window regulator switch LED is blinking, initialize the power
window regulator (See page ).
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8. |
CONFIRMATION TEST |
| NEXT | |
END |
System Description
SYSTEM DESCRIPTION
1. POWER WINDOW CONTROL SYSTEM DESCRIPTION
(a) The power window control system controls the power window operation using
the power window regulator motors. The main controls of ...
Operation Check
OPERATION CHECK
1. CHECK WINDOW LOCK SWITCH
HINT:
Before performing the window lock switch operation check, make sure that the
window lock switch is off (the switch is not pushed in).
(a) Check ...
Other materials about Toyota 4Runner:
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE BLOWER ASSEMBLY
(a) Remove the bolt.
(b) Detach the 2 claws and remove the blower unit assembly.
2. REMOVE DEFROSTER NOZZLE ASSEMBLY
(a) Detach the 6 claws an ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK 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 Codes.
(e) Read the DTCs.
2. CLEAR DTC
(a) Conne ...
0.0072