How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

The Techstream can be used at steps 4, 5, 6, and 12.

VEHICLE BROUGHT TO WORKSHOP
NEXT: Go to next step
CUSTOMER PROBLEM ANALYSIS
NEXT: Go to next step
PROBLEM SYMPTOM CONFIRMATION
→ SYMPTOM DOES NOT OCCUR (GO TO STEP 4) 4

→ SYMPTOM OCCURS (GO TO STEP 5) 5
CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
1. Check for DTC outputs.
  → MULTIPLEX DTC OUTPUTS PROCEED TO MULTIPLEX COMMUNICATION SYSTEM "BODY MULTIPLEX COMMUNICATION SYSTEM"
  
  → NO MULTIPLEX DTC (GO TO STEP 5) 5
DTC CHECK (OTHER THAN MULTIPLEX DTC)
→ MALFUNCTION CODE (GO TO STEP 6) 6

→ NORMAL CODE (GO TO STEP 7) 7
DTC CHART
→ GO TO STEP 8 8
PROBLEM SYMPTOMS TABLE
NEXT: Go to next step
TERMINALS OF ECU
NEXT: Go to next step
CIRCUIT INSPECTION
NEXT: Go to next step
IDENTIFICATION OF PROBLEM
NEXT: Go to next step
REPAIR OR REPLACE
NEXT: Go to next step
CONFIRMATION TEST
NEXT → END