Use the following procedures to troubleshoot the TOYOTA parking assist-sensor system.
VEHICLE BROUGHT TO WORKSHOP
INSPECT BATTERY VOLTAGE
| Standard voltage |
|---|
| 11 to 14 V |
If the voltage is below 11 V, replace or recharge the battery before proceeding.
PROBLEM SYMPTOMS TABLE
Refer to Problem Symptoms Table (Click here).
| Result | Proceed to |
|---|---|
| Fault is not listed in problem symptoms table | A |
| Fault is listed in problem symptoms table | B |
OVERALL ANALYSIS AND TROUBLESHOOTING
Operation Check (Click here).
Terminals of ECU (Click here).
ADJUST, REPAIR OR REPLACE
CONFIRMATION TEST