Toyota Corolla Cross: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the wireless charging system.
PROCEDURE
| 1. |
VEHICLE BROUGHT TO WORKSHOP |
|
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| 2. |
CUSTOMER PROBLEM ANALYSIS |
HINT:
- In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
- Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
- The following 5 items are important points for problem analysis:
What
Vehicle model, system name
When
Date, time, occurrence frequency
Where
Road conditions
Under what conditions?
Driving conditions, weather conditions
How did it happen?
Problem symptoms
|
| 3. |
INSPECT AUXILIARY BATTERY |
(a) Measure the auxiliary battery voltage with the ignition switch off.
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.
(b) Check the fuses and relays.
(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
|
| 4. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here .gif)
|
Result | Proceed to |
|---|---|
|
Fault is not listed in Problem Symptoms Table |
A |
| Fault is listed in Problem Symptoms Table |
B |
| B |
.gif) | GO TO STEP 6 |
|
| 5. |
OVERALL ANALYSIS AND TROUBLESHOOTING |
(a) Operation Check.
Click here
(b) Terminals of ECU.
Click here
|
| 6. |
ADJUST, REPAIR OR REPLACE |
|
| 7. |
CONFIRMATION TEST |
| NEXT | | END |
READ NEXT:
Operation Check
OPERATION CHECK WIRELESS CHARGING SYSTEM OPERATION CHECK
*a Charging Tray
*b Charging Area
*c Mobile Wireless Charger Switch
*d Indicator Light (Green/Amber)
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order
Terminals Of Ecu
TERMINALS OF ECU CHECK MOBILE WIRELESS CHARGER CRADLE ASSEMBLY
Terminal No. (Symbol) Terminal Description
Condition Specified Condition
I213-1 (PGND) - Body ground
Grou
SEE MORE:
Parking brake
The parking brake can be
set or released automatically
or manually.
In automatic mode, the
parking brake can be set or
released automatically
according to shift lever
operation. Also, even in
automatic mode, the parking
brake can be set or
released manually.
Operating instructions
■ Using the man
Light Sensor Circuit Malfunction (B124400)
DESCRIPTION The automatic light control sensor detects ambient light. The sensor creates an electrical signal based on the amount of light detected, and sends the signal to the main body ECU (multiplex network body ECU). The main body ECU (multiplex network body ECU) turns on or off the headlights a
