Toyota Corolla Cross: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the telematics system.
- *: Use the GTS.
PROCEDURE
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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 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
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3. |
INSPECT AUXILIARY BATTERY VOLTAGE |
(a) Measure the auxiliary battery voltage.
Standard voltage:
11 to 14 V (ignition switch off)
HINT:
If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.
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4. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Check if CAN communication system DTCs are output.
- for HEV Model:
Click here
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- for Gasoline Model:
Click here
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Result |
Proceed to |
|---|---|
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CAN DTCs are not output. |
A |
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CAN DTCs are output. |
B |
| B | .gif)
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GO TO CAN COMMUNICATION SYSTEM
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5. |
CHECK DTC* |
(a) Check for DTCs.
Body Electrical > Telematics > Trouble Codes|
Result |
Proceed to |
|---|---|
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DTCs are not output. |
A |
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Safety connect system DTCs are output. |
B |
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Telematics system DTCs are output. |
C |
| B |
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GO TO SAFETY CONNECT SYSTEM |
| C |
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GO TO TELEMATICS SYSTEM |
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6. |
CHECK VEHICLE CONTROL HISTORY (RoB)* |
(a) Check for vehicle control history (RoB) and note any codes that are output.
Click here
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Tester Display |
|---|
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Vehicle Control History (RoB) |
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Result |
Proceed to |
|---|---|
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No vehicle control history (RoB) is output |
A |
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Any vehicle control history (RoB) is output |
B |
| B |
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GO TO VEHICLE CONTROL HISTORY (RoB) |
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7. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
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Result |
Proceed to |
|---|---|
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Fault is not listed in Problem Symptoms Table. |
A |
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Fault is listed in Problem Symptoms Table. |
B |
HINT:
If the symptom does not recur and no DTCs are output, perform the simulation method.
Click here
| B |
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ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE |
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8. |
PERFORM TROUBLESHOOTING* |
(a) Refer to Terminals of ECU.
Click here
(b) Data List / Active Test
Click here
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9. |
REPAIR OR REPLACE |
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10. |
CONFIRMATION TEST |
| NEXT |
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END |
READ NEXT:
Operation Check
OPERATION CHECK
HINT:
This function shows the telematics network status when the DCM (telematics
transceiver) was operated. Use this when no DTC is present but this telematics
system was
Utility
UTILITY
CANCEL COMMUNICATION FUNCTION PAUSING
HINT:
This function is used to cancel communication function pausing mode.
(a) Enter the following menus: Body Electrical / Telematics / Utility
/ C
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 i
SEE MORE:
Disposal
DISPOSAL
PROCEDURE
1. DISPOSE OF REAR SHOCK ABSORBER ASSEMBLY
(a) Extend the piston rod and secure the rear shock absorber assembly
at an angle in a vise.
(b) Using a hacksaw, slowly make a hole at the position indicated by the arrow
in
Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (DISASSEMBLY)
Procedure Part Name Code
1 REAR DOOR OUTSIDE MOULDING UPPER PAD
75797 -
- -
*1 REAR DOOR OUTSIDE LOWER MOULDING
- -
● Non-reusable part
- - CAUTION / NOTIC
