Toyota Corolla Cross: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
- The vehicle is equipped with a Supplemental Restraint System (SRS) which
includes components such as airbags. Before servicing (including removal
or installation of parts), be sure to read the precaution for Supplemental
Restraint System.
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- When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
- When replacing the radio and display receiver assembly, always replace
it with a new one. If a radio and display receiver assembly which was installed
to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio and display receiver assembly may not operate normally.
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 in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
- When an open circuit or frozen indication is displayed by the self-check function, check for DTCs and troubleshoot according to each inspection procedure.
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
System does not operate at all |
Proceed to "Clearance Warning ECU Power Source Circuit" |
|
|
Meter/gauge system |
- |
|
|
CAN communication system*1 |
|
|
|
CAN communication system*2 |
|
|
|
Clearance warning ECU assembly |
|
|
|
System cannot be turned off |
CAN communication system*1 |
|
|
CAN communication system*2 |
|
|
|
Meter/gauge system |
- |
|
|
Steering pad switch assembly |
|
|
|
Spiral cable sub-assembly |
|
|
|
Clearance warning ECU assembly |
|
- *1: for HEV Model
- *2: for Gasoline Model
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Frozen indication is displayed in self-check function. |
Proceed to "Sensor Frozen Indication (Dirty or Frozen)" |
|
|
"[Intuitive Parking Assist System icon] System Malfunction Visit Your Dealer" is displayed |
Calibration |
|
|
Vehicle Control History (RoB) |
|
|
|
Clearance warning ECU assembly |
|
|
|
"[Intuitive Parking Assist System icon] System Stopped See Owner's Manual" is displayed |
Vehicle Control History (RoB) |
|
|
Clearance warning ECU assembly |
|
|
|
Combination meter assembly (shift selection) operates normally, but detection operates when shift lever is in P, or detection does not operate when shift lever is in any position other than P (front sonar) |
CAN communication system*1 |
|
|
CAN communication system*2 |
|
|
|
Clearance warning ECU assembly |
|
|
|
Combination meter assembly (shift selection) operates normally, but detection operates when shift lever is not in R, or does not operate with shift lever in R (rear sonar) |
CAN communication system*1 |
|
|
CAN communication system*2 |
|
|
|
Clearance warning ECU assembly |
|
|
|
Combination meter assembly (speedometer) operates normally, but detection does not operate when vehicle speed meets operation condition, or detection operates when vehicle speed does not meet operation condition (front sonar) |
CAN communication system*1 |
|
|
CAN communication system*2 |
|
|
|
Clearance warning ECU assembly |
|
- *1: for HEV Model
- *2: for Gasoline Model
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Parking support brake system is normal but buzzer operation is intermittent |
Check that the temporary mute or auto mute function is not operating |
- |
|
CAN communication system*1 |
|
|
|
CAN communication system*2 |
|
|
|
Meter/gauge system |
- |
|
|
Clearance warning ECU assembly |
|
- *1: for HEV Model
- *2: for Gasoline Model
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Detection operation is normal but all displays do not appear |
CAN communication system*1 |
|
|
CAN communication system*2 |
|
|
|
Clearance warning ECU assembly |
|
|
|
Detection operation is normal but sonar displays do not appear on multi-information display |
CAN communication system*1 |
|
|
CAN communication system*2 |
|
|
|
Combination meter assembly |
|
|
|
Clearance warning ECU assembly |
|
|
|
Detection operation is normal but sonar displays do not appear on the radio and display receiver assembly |
CAN communication system*1 |
|
|
CAN communication system*2 |
|
|
|
Radio and display receiver assembly |
|
|
|
Rear television camera assembly*3 |
|
|
|
Clearance warning ECU assembly |
|
- *1: for HEV Model
- *2: for Gasoline Model
- *3: w/ Parking Assist Monitor System
READ NEXT:
Terminals Of Ecu
TERMINALS OF ECU
CLEARANCE WARNING ECU ASSEMBLY
(a) Disconnect the I24 clearance warning ECU assembly connector.
(b) Measure the voltage and resistance on the wire harness side
connector accord
Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) When troubleshooting a vehicle with a diagnosis system, the
only difference from the usual troubleshooting procedure is connecting the GTS to
the vehicle and rea
Data List / Active Test
DATA LIST / ACTIVE TEST
CHECK USING GTS (DATA LIST)
(a) Data List
(1) Read the Data List according to the display on the GTS.
Body Electrical > Clearance Warning > Data List
Test
SEE MORE:
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE WIPER AND WASHER SYSTEM (w/ Rear Wiper System)
NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to make a note of the current settings before customizing.
When troubleshooting a function, fi
Removal
REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 FRONT WIPER ARM HEAD CAP
85292B
- -
2 FRONT WIPER ARM AND BLADE ASSEMBLY LH
- -
- -
3 FRONT WIPER ARM AND BLADE ASSEMBLY RH
- -
