Toyota Corolla Cross: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the GTS.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
CUSTOMER PROBLEM ANALYSIS |
(a) Interview the customer and confirm the problem.
Click here .gif)
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3. |
INSPECT AUXILIARY BATTERY VOLTAGE |
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.
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4. |
CHECK DTC AND FREEZE FRAME DATA* |
(a) Check and record DTCs and freeze frame data.
Chassis > Brake/EPB > Trouble Codes(b) Clear the DTCs and freeze frame data.
Chassis > Brake/EPB > Clear DTCs(c) Recheck for DTCs.
(1) Reconfirm the DTCs based on the recorded DTCs and freeze frame data.
Chassis > Brake/EPB > Trouble Codes(2) Try to reproduce the problem symptoms based on the recorded DTCs and freeze frame data, and then check if the DTCs are output again.
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Result |
Proceed to |
|---|---|
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DTCs are not output (Problem symptom occurs.) |
A |
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DTCs are output |
B |
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DTCs are not output (Problem symptom does not occur.) |
C |
HINT:
- Refer to Diagnostic Trouble Code Chart if any DTCs are output.
- When DTCs indicating a CAN communication system malfunction are output, first troubleshoot and repair the CAN communication system.
| B | .gif)
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GO TO DIAGNOSTIC TROUBLE CODE CHART |
| C |
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USE SIMULATION METHOD TO CHECK |
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5. |
PROBLEM SYMPTOMS TABLE |
(a) Proceed 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 |
| B |
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GO TO STEP 7 |
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6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Refer to Terminals of ECU.
Click here
(b) Refer to Data List / Active Test.
Click here
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7. |
REPAIR OR REPLACE |
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8. |
CONFIRMATION TEST |
| NEXT |
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END |
READ NEXT:
Test Mode Procedure
TEST MODE PROCEDURE
REAR BRAKE PAD REPLACEMENT MODE
*1
Rear Disc Brake Piston
*2
Nut
*a
The nut moves inward in pad re
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
Terminals Of Ecu
TERMINALS OF ECU
CHECK SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*a
Front view of wire harness connector (to Skid Control ECU
(Brake Actuator Assembly))
-
SEE MORE:
Left Front Wheel Speed Sensor Circuit Short to Battery (C050012)
DESCRIPTION
Each speed sensor detects wheel speed and sends signals to the
skid control ECU (brake actuator assembly). These signals are used by the brake
control.
The speed sensor detects the magnetic fields of the speed sensor
rotor as it rotates and outputs a pulse signal.
The frequency
Starter Relay Circuit Short to Battery (P061512)
MONITOR DESCRIPTION While the engine is being cranked, positive auxiliary battery voltage is applied to terminal STA of the ECM. If the ECM detects the starter control (STA) signal while the vehicle is being driven, it determines that there is a malfunction in the STA circuit. The ECM then illuminat
