How To Proceed With Troubleshooting

PRE-COLLISION: PRE-COLLISION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use these procedures to troubleshoot the pre-collision system.
* *: Use the Techstream.
1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. INSPECT BATTERY VOLTAGE

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT -- Continue to next step.

3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally CAN Communication Systems.





B -- GO TO CAN COMMUNICATION SYSTEM CAN Communication Systems
A -- Continue to next step.

4. CHECK INDICATOR

(a) Check the indicator Diagnosis System.

NEXT -- Continue to next step.

5. CHECK FOR DTC*

(a) Check for DTCs Pre-Collision System.

(b) Clear the DTCs Pre-Collision System.

(c) Recheck for DTCs Pre-Collision System.





B -- GO TO DTC CHART Pre-Collision System
A -- Continue to next step.

6. PROBLEM SYMPTOMS TABLE

(a) Refer to the Problem Symptoms Table Pre-Collision System.





B -- Go to step 8
A -- Continue to next step.

7. OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU Pre-Collision System.

(b) Data List / Active Test Pre-Collision System.

NEXT -- Continue to next step.

8. ADJUST, REPAIR OR REPLACE

NEXT -- Continue to next step.

9. CONFIRMATION TEST

NEXT -- END