CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS |
|
3. |
CONNECT TECHSTREAM TO DLC3* |
HINT:
If the display indicates a communication fault with the Techstream, inspect the DLC3. When any CAN communication system DTCs are output, perform troubleshooting on the CAN communication system first.
|
4. |
CHECK DTC AND FREEZE FRAME DATA* |
HINT:
Record or print DTCs and freeze frame data, if necessary.
|
5. |
CLEAR DTC AND FREEZE FRAME DATA* |
|
6. |
CONDUCT VISUAL INSPECTION |
|
7. |
SELECT CHECK MODE DIAGNOSIS* |
HINT:
Refer to Check Mode Procedure (See page ).
|
8. |
CONFIRM PROBLEM SYMPTOMS |
HINT:
Result |
Proceed to |
---|---|
Malfunction does not occur |
A |
Malfunction occurs |
B |
B | ![]() |
GO TO STEP 10 |
|
9. |
SIMULATE SYMPTOMS |
HINT:
Refer to Problem Symptoms Table (See page
).
|
10. |
CHECK DTC* |
HINT:
Refer to DTC Check / Clear (See page ).
Result |
Proceed to |
---|---|
Trouble code |
A |
No code |
B |
B | ![]() |
GO TO STEP 12 |
|
11. |
REFER TO DTC CHART |
HINT:
Refer to Diagnostic Trouble Code Chart (See page
).
|
12. |
CONDUCT BASIC INSPECTION |
Result |
Proceed to |
---|---|
Malfunctioning parts not confirmed |
A |
Malfunctioning parts confirmed |
B |
B | ![]() |
GO TO STEP 17 |
|
13. |
REFER TO PROBLEM SYMPTOMS TABLE |
HINT:
Refer to Problem Symptoms Table (See page
).
Result |
Proceed to |
---|---|
Malfunctioning circuit confirmed |
A |
Malfunctioning parts confirmed |
B |
B | ![]() |
GO TO STEP 17 |
|
14. |
CHECK ECM POWER SOURCE CIRCUIT |
HINT:
Refer to ECM Power Source Circuit (See page
).
|
15. |
CONDUCT CIRCUIT INSPECTION |
Result |
Proceed to |
---|---|
Malfunction not confirmed |
A |
Malfunction confirmed |
B |
B | ![]() |
GO TO STEP 18 |
|
16. |
CHECK FOR INTERMITTENT PROBLEMS |
|
17. |
CONDUCT PARTS INSPECTION |
|
18. |
IDENTIFY PROBLEM |
|
19. |
ADJUST AND/OR REPAIR |
|
20. |
CONDUCT CONFIRMATION TEST |
NEXT | ![]() |
END |
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the air conditioning system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
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Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
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Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Read the DTC by following the prompts on the Techstream screen.
HINT:
Refer to the Techstream operator's manual for further details.
2. CL ...