Toyota Corolla Cross: Lost Communication with Stop and Start Control Module Missing Message (U110387)
DESCRIPTION
The TCM and engine stop and start ECU send and receive signals via CAN communication.
If a communication error occurs between the TCM and engine stop and start ECU,
the TCM stores this DTC.
DTC No.
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Detection Item
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DTC Detection Condition
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Trouble Area
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MIL
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Memory
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Note
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U110387
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Lost Communication with Stop and Start Control Module Missing Message
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There is no communication between the TCM and engine stop and start ECU
(1 trip detection logic).
|
- CAN Communication System
- TCM
- Engine Stop and Start ECU
|
Does not come on
|
DTC stored
|
SAE Code:
-
|
CONFIRMATION DRIVING PATTERN
- Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
- Turn the ignition switch off and wait for at least 30 seconds.
- Turn the ignition switch to ON and turn the GTS on.
- Wait for 5 seconds or more with the ignition switch to ON.
- Enter the following menus: Powertrain / Transmission / Utility / All Readiness.
- Input the DTC: U110387.
- Check the DTC judgment result.
GTS Display
|
Description
|
NORMAL
|
- DTC judgment completed
- System normal
|
ABNORMAL
|
- DTC judgment completed
- System abnormal
|
INCOMPLETE
|
- DTC judgment not completed
- Perform driving pattern after confirming DTC enabling conditions
|
N/A
|
- Unable to perform DTC judgment
- Number of DTCs which do not fulfill DTC preconditions has reached
ECU memory limit
|
HINT:
- If the judgment result shows NORMAL, the system is normal.
- If the judgment result shows ABNORMAL, the system has a malfunction.
- If the judgment result shows INCOMPLETE or N/A, perform the Confirmation
Driving Pattern and check the DTC judgment result again.
CAUTION / NOTICE / HINT
NOTICE:
- Perform registration and/or initialization when parts related to the continuously
variable transaxle system are replaced.
Click here
- Check that no DTCs are stored after performing initialization.
Click here
PROCEDURE
1.
|
CLEAR DTC AND PERFORM ROAD TEST
|
(a) Clear the DTCs.
Powertrain > Transmission > Clear DTCs
HINT:
Write down the currently output DTCs before clearing them.
(b) Start the engine and drive the vehicle at a low speed.
NEXT |
|
|
2.
|
CHECK DTC OUTPUT (DTC U110387)
|
(a) Enter the following menus:
Powertrain > Transmission > Trouble Codes
(b) Read the DTCs using the GTS.
Result
|
Proceed to
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DTC U110387 is not output
|
A
|
DTC U110387 is output
|
B
|
A |
|
CHECK FOR INTERMITTENT PROBLEMS
Click here
Click here
|
READ NEXT:
DESCRIPTION
After moving the shift lever to M, it is possible to change the shift range between
M1 and M10 using the shift lever. Moving the shift lever to "+" once raises the
shift ran
DESCRIPTION
When the ignition switch is ON, auxiliary battery voltage is applied to terminal
MREL of the ECM through the coil of the EFI-MAIN relay. This causes the EFI-MAIN
relay to close, which
Components
COMPONENTS
ILLUSTRATION
*1
FRONT DRIVE SHAFT OIL SEAL LH
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-
●
Non-reusable part
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-
SEE MORE:
DIAGNOSIS SYSTEM
DESCRIPTION
(a) The DCM (telematics transceiver) control the vehicle safety
connect system functions. Safety connect system data and Diagnostic Trouble Codes
(DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). In some cases,
a malfunction may be occurring in
DESCRIPTION This circuit is the power source circuit for the combination meter assembly. This circuit provides two types of power sources; one is a constant power source, and the other is an IG power source. WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the combination meter