CAUTION / NOTICE / HINT
HINT:
Pre-collision system: Click here
Lane control system: Click here
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
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2. | CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK |
(a) Interview the customer and confirm the problem.
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3. | PRE-CHECK |
(a) Measure the auxiliary battery voltage with the power switch off.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.
(b) Check the fuses and relays.
(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
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4. | CHECK CAN COMMUNICATION SYSTEM* |
(a) Using the Techstream, check if the CAN communication system is functioning normally.
OK:
CAN communication system is functioning normally.
HINT:
Refer to CAN Bus Check in CAN Communication System.
Click here
NG | GO TO CAN COMMUNICATION SYSTEM |
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5. | CHECK FOR DTCs* |
(a) Using the Techstream, Check for DTCs.
Body Electrical > Road Sign Assist > Trouble Codes(b) Make a note of the output DTCs.
Result | Proceed to |
---|---|
DTCs are not output | A |
DTCs are output | B |
B | GO TO STEP 7 |
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6. | CHECK VEHICLE CONTROL HISTORY* |
(a) Using the Techstream, check for vehicle control history (RoB).
Body Electrical > Road Sign Assist > Utility Tester Display |
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Vehicle Control History (RoB) |
(b) Make a note of the output vehicle control history (RoB).
Result | Proceed to |
---|---|
Vehicle control history (RoB) is not output | A |
Vehicle control history (RoB) is output | B |
A | GO TO SYMPTOM SIMULATION |
B | GO TO STEP 8 |
7. | RECONFIRM DTC OUTPUT* |
(a) Using the Techstream, Clear the DTCs.
Body Electrical > Road Sign Assist > Clear DTCs(b) Reproduce the vehicle conditions that were present when the DTCs that were noted were stored.
HINT:
Refer to each corresponding DTC for details on the detection conditions.
Click here
(c) Using the Techstream, check for DTCs.
Body Electrical > Road Sign Assist > Trouble Codes Result | Proceed to |
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DTCs are not output | A |
DTCs are output | B |
A | GO TO STEP 6 |
B | GO TO DIAGNOSTIC TROUBLE CODE CHART |
8. | RECONFIRM VEHICLE CONTROL HISTORY* |
(a) Using the Techstream, clear the vehicle control history (RoB).
Body Electrical > Road Sign Assist > Utility Tester Display |
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Vehicle Control History (RoB) |
(b) Using the Techstream, check for vehicle control history (RoB).
Body Electrical > Road Sign Assist > Utility Tester Display |
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Vehicle Control History (RoB) |
Result | Proceed to |
---|---|
Vehicle control history (RoB) is not output | A |
Vehicle control history (RoB) is output | B |
A | GO TO SYMPTOM SIMULATION |
B | GO TO VEHICLE CONTROL HISTORY |