How To Proceed With Troubleshooting
HINT:
- Perform troubleshooting in accordance with the following flowchart.
- *: Use the Techstream.
VEHICLE BROUGHT TO WORKSHOP
|
INSPECT BATTERY VOLTAGE
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
CHECK AND CLEAR DTCs*
|
PROBLEM SYMPTOM CONFIRMATION
Result | Proceed to |
|---|---|
Symptom does not occur. |
A |
Symptom occurs. |
B |
| B | ![]() | GO TO STEP 6 |
|
SYMPTOM SIMULATION
|
CHECK CAN COMMUNICATION SYSTEM*
(a) Use the Techstream to check if the CAN communication system is functioning normally (See page
).
Result | Proceed to |
|---|---|
CAN communication DTC is not output. |
A |
CAN communication DTC is output. |
B |
| B | ![]() | GO TO CAN COMMUNICATION SYSTEM |
|
CHECK LIN COMMUNICATION SYSTEM*
(a) Use the Techstream to check if the LIN communication system is functioning normally (See page
).
Result | Proceed to |
|---|---|
LIN Communication DTC is not output. |
A |
LIN Communication DTC is output. |
B |
| B | ![]() | GO TO LIN COMMUNICATION SYSTEM |
|
DTC CHECK*
(a) Check for DTCs (See page
).
Result | Proceed to |
|---|---|
DTC is output. |
A |
DTC is not output. |
B |
| B | ![]() | GO TO STEP 9 |
|
PROBLEM SYMPTOMS TABLE
(a) Proceed to Problem Symptoms Table (See page
).
Result | Proceed to |
|---|---|
Fault is not listed in problem symptoms table. |
A |
Fault is listed in problem symptoms table. |
B |
| B | ![]() | GO TO STEP 11 |
|
OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Terminals of ECU (See page
).
(b) Data List / Active Test (See page
).
|
REPAIR OR REPLACEMENT
|
CONFIRMATION TEST*
| NEXT | ![]() | END |
Test yourself
A quick Toyota Venza quiz: every answer comes with an explanation and a link to the manual page.
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