Toyota Avalon Service & Repair Manual > Active Noise Control System: How To Proceed With Troubleshooting
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK NEXT 3. INSPECT BATTERY VOLTAGE (a) Measure the battery voltage. Standard voltage: 11 to 14 V HINT: If the battery voltage is below 11 V, recharge or replace the battery before proceeding to the next step. N ...
