CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
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. |
INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Using the Techstream, inspect the CAN communication function to make sure there are no malfunctions in the communication system.
Result |
Proceed to |
---|---|
DTC is not output |
A |
DTC is output |
B |
HINT:
The skid control ECU sends the signals of each warning light via CAN communication.
B |
GO TO CAN COMMUNICATION SYSTEM |
|
4. |
CHECK DTC AND FREEZE FRAME DATA* |
|
5. |
CLEAR DTC AND FREEZE FRAME DATA* |
|
6. |
PROBLEM SYMPTOM CONFIRMATION |
|
7. |
DTC CHECK AND CLEAR* |
|
8. |
PROBLEM SYMPTOM CONFIRMATION |
Result |
Proceed to |
---|---|
Symptom does not occur |
A |
Symptom occurs |
B |
B |
GO TO STEP 11 |
|
9. |
SYMPTOM SIMULATION |
|
10. |
CHECK FOR DTC (OTHER THAN CAN COMMUNICATION SYSTEM DTC)* |
Result |
Proceed to |
---|---|
DTC is not output |
A |
DTC is output |
B |
B |
GO TO STEP 12 |
|
11. |
PROBLEM SYMPTOMS TABLE |
NEXT |
GO TO STEP 14 |
12. |
DTC CHART |
|
13. |
CIRCUIT INSPECTION* |
|
14. |
IDENTIFICATION OF PROBLEM |
|
15. |
REPAIR OR REPLACE |
|
16. |
CONFIRMATION TEST* |
NEXT |
END |
Air Inlet Damper Control Servo Motor Circuit (B1442)
DESCRIPTION
The recirculation damper servo sub-assembly sends pulse signals to inform the
No. 1 air conditioning amplifier assembly of the damper position. The No. 1 air
conditioning amplifier assembly activates the motor (normal or reverse) based on
th ...
Speaker Circuit
DESCRIPTION
If there is a short in a speaker circuit, the stereo component amplifier
assembly detects it and stops output to the speakers.
Thus sound cannot be heard from the speakers even if there is no malfunction
in the stereo component ...