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, inspect the
CAN communication system.
Click here
- If there is no response from the electric brake booster (brake booster
with master cylinder assembly) or 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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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 | .gif)
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CONFIRM PROBLEM SYMPTOMS |
| B |
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REPAIR CIRCUITS INDICATED BY OUTPUT DTCS* |
| C |
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USE SIMULATION METHOD TO CHECK |
| D |
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PERFORM 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
NOTICE:
After replacing or removing and installing a speed sensor, perform Dealer
Mode (Signal Check) inspection to confirm that the speed sensors are operating
correc
Utility
UTILITY
DESCRIPTION
(a) If any of the parts listed in the following table are replaced
or adjusted, it is necessary to perform the specified operation.
NOTICE:
Learning cannot be performed again
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:
Low Pressure Fuel System Pressure - Too High (P008B00)
DESCRIPTION Refer to DTC P008A00. Click here
DTC No. Detection Item
DTC Detection Condition Trouble Area
MIL Note
P008B00 Low Pressure Fuel System Pressure - Too High
The actual fuel pressure (for low pressure side) value is higher than the target fuel press
HVAC Control Module to Hybrid Powertrain Control Module Invalid Serial Data Received (U042481)
DESCRIPTION If the hybrid vehicle control ECU receives an invalid compressor control request from the air conditioning amplifier assembly via CAN communication, it will store this DTC.
DTC No. Detection Item
DTC Detection Condition
Trouble Area MIL
Warning Indicate Not
