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. |
CHECK DTC, FREEZE FRAME DATA AND VEHICLE CONTROL HISTORY (RoB)* |
(a) Check and record DTCs and Freeze Frame Data.
for DTC Check / Clear: Click here
for Freeze Frame Data: Click here
(b) Clear the DTCs and Freeze Frame Data.
for DTC Check / Clear: Click here
for Freeze Frame Data: Click here
(c) Reconfirm the DTCs.
(1) Reconfirm the DTCs based on the recorded DTCs and Freeze Frame Data.
for DTC Check / Clear: Click here
for Freeze Frame Data: Click here
HINT:
- When CAN communication system DTCs are output, repair the CAN communication
system first.
Click here
- If DTCs related to momentary interruptions are output, perform troubleshooting
for those DTCs first.
Click here
- If the GTS cannot communicate with the skid control ECU (brake actuator
assembly), inspect the CAN communication system.
Click here
- If there is no response from the skid control ECU (brake actuator assembly),
inspect the supply power circuit.
Click here
(d) Check the Vehicle Control History (RoB).
Click here
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Tester Display |
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Vehicle Control History (RoB) |
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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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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 |
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DTCs are not output. (Vehicle control history (RoB) is stored.) |
D |
| A |  |
CONFIRM PROBLEM SYMPTOMS |
| B | |
REPAIR CIRCUITS INDICATED BY OUTPUT DTCS* |
| C | |
USE SIMULATION METHOD TO CHECK |
| D | |
REPAIR TROUBLESHOOTING AND REPAIR REGARDING VEHICLE CONTROL HISTORY (RoB)* NOTICE: After performing troubleshooting and repair regarding vehicle control history (RoB), clear the vehicle control history (RoB). |
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Test Mode Procedure
TEST MODE PROCEDURE
SENSOR CHECK USING DEALER MODE (SIGNAL CHECK)
NOTICE:
After replacing or removing and installing a speed sensor, perform Dealer
Mode (Signal Check) inspection to confirm
Utility
UTILITY
DESCRIPTION
(a) Refer to the table below and then perform the necessary operation
according to the part to be replaced in order to perform calibration.
Parts to be Replaced / O
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
If DTCs are not output but the malfunction persists, use the
following table to determine which circuits to inspect for each problem symptom.
HINT:
Refer to each inspection
SEE MORE:
Generator Resolver Circuit
DESCRIPTION The cause of this malfunction may be the generator resolver.
Check the generator resolver internal resistance and connection condition from the inverter to the resolver. Related Parts Check
Area Inspection
Wire harness and connector between the inverter and generator
Control Module Performance Bank 1 Watchdog/Safety MCU Failure (P060747)
DESCRIPTION
The TCM continuously monitors its monitor IC. If it detects an internal malfunction,
the TCM illuminates the MIL and stores this DTC.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
Memory
No
