Initial Inspection and Diagnostic Overview

2ZR-FXE BATTERY / CHARGING: CHARGING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CONFIRM PROBLEM SYMPTOMS

NEXT -- Continue to next step.

3. CUSTOMER PROBLEM ANALYSIS

(a) Check if the vehicle has been jump started due to a discharged auxiliary battery.

Result:





B -- GO TO ON-VEHICLE INSPECTION / CHECK AUXILIARY BATTERY VOLTAGE Component Tests and General Diagnostics
A -- Continue to next step.

4. CAN COMMUNICATION SYSTEM CHECK

(a) Using the Techstream, display the CAN Bus Check screen and check that all ECUs and sensors that are connected to CAN communication system are displayed on the screen.

NG -- GO TO CAN COMMUNICATION SYSTEM
OK -- Continue to next step.

5. CHECK FOR DTCS

Result:





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

6. ON-VEHICLE INSPECTION

Result:





A -- GO TO STEP 8
B -- Continue to next step.

7. CHECK FOR INTERMITTENT PROBLEMS

NEXT -- Continue to next step.

8. REPAIR OR REPLACE

NEXT -- END