Toyota 4Runner: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- The ECM is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.
- *: Use the Techstream.
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
|
2. |
CUSTOMER PROBLEM ANALYSIS |
(a) Refer to How to Troubleshoot ECU Controlled Systems in the Introduction section
(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.
|
|
4. |
CONNECT TECHSTREAM TO DLC3* |
|
|
5. |
CHECK AND CLEAR DTCS AND FREEZE FRAME DATA* |
(a) Refer to DTC Check / Clear (See page )
|
|
6. |
VISUAL INSPECTION |
|
|
7. |
SETTING CHECK MODE DIAGNOSIS* |
(a) Refer to Check Mode Procedure (Click here
).
|
|
8. |
PROBLEM SYMPTOM CONFIRMATION |
(a) Refer to Road Test (See page ).
|
Result |
Proceed to |
|---|---|
|
Symptom does not occur |
A |
|
Symptom occurs |
B |
| B | .gif) |
GO TO STEP 10 |
|
|
9. |
SYMPTOM SIMULATION |
(a) Refer to Electronic Circuit Inspection Procedure (See page
).
|
|
10. |
DTC CHECK* |
(a) Refer to DTC Check / Clear (See page ).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | |
GO TO STEP 19 |
|
|
11. |
BASIC INSPECTION |
(a) Refer to Automatic Transmission Fluid (See page
).
(b) Refer to Park/Neutral Position Switch (See page
).
(c) Refer to Shift Lever Assembly (See page
).
| NG | |
GO TO STEP 22 |
|
|
12. |
MECHANICAL SYSTEM TESTS |
(a) Refer to Mechanical System Tests (See page
).
| NG | |
GO TO STEP 18 |
|
|
13. |
HYDRAULIC TEST |
(a) Refer to Hydraulic Test (See page ).
| NG | |
GO TO STEP 18 |
|
|
14. |
MANUAL SHIFTING TEST |
(a) Refer to Manual Shifting Test (See page
).
| NG | |
GO TO STEP 17 |
|
|
15. |
PROBLEM SYMPTOMS TABLE CHAPTER 1 |
(a) Refer to Problem Symptoms Table (See page
).
| NG | |
GO TO STEP 20 |
|
|
16. |
PROBLEM SYMPTOMS TABLE CHAPTER 2 |
(a) Refer to Problem Symptoms Table (See page
).
| NG | |
GO TO STEP 18 |
|
|
17. |
PROBLEM SYMPTOMS TABLE CHAPTER 3 |
(a) Refer to Problem Symptoms Table (See page
).
|
|
18. |
PART INSPECTION |
| NG | |
GO TO STEP 22 |
|
|
19. |
DTC CHART |
(a) Refer to Diagnostic Trouble Code Chart (See page
).
|
|
20. |
CIRCUIT INSPECTION |
|
|
21. |
IDENTIFICATION OF PROBLEM |
|
|
22. |
REPAIR OR REPLACE |
|
|
23. |
CONFIRMATION TEST |
| NEXT | |
END |
System Description
SYSTEM DESCRIPTION
1. SYSTEM DESCRIPTION
(a) The Electronic Controlled Automatic Transmission (ECT) is an automatic transmission
that electronically controls shift timing using the Engine Control ...
Road Test
ROAD TEST
1. PROBLEM SYMPTOM CONFIRMATION
(a) Based on the result of the customer problem analysis, try to reproduce the
symptoms. If the problem is that the transmission does not shift up or shif ...
Other materials about Toyota 4Runner:
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL STEREO COMPONENT AMPLIFIER ASSEMBLY
(a) Insert the stereo component amplifier to attach the 2 claws.
(b) Install the amplifier with the 3 bolts.
Torque:
2.5 N·m {25 kgf·cm, 22 in·lbf}
(c) Connect the 4 connectors.
...
0.1107