RM38N0EC _56 Audio / Visual / Telematics _111825 PARK ASSIST / MONITORING _0501856 TOYOTA PARKING ASSIST-SENSOR SYSTEM Y

PARK ASSIST / MONITORING  TOYOTA PARKING ASSIST-SENSOR SYSTEM  HOW TO PROCEED WITH TROUBLESHOOTING  


CAUTION / NOTICE / HINT

HINT:
·

Use the following procedure to troubleshoot the toyota parking assist-sensor system.

·

*: Use the GTS.



PROCEDURE

1.VEHICLE BROUGHT TO WORKSHOP
Result:
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2.CUSTOMER PROBLEM ANALYSIS
2.CUSTOMER PROBLEM ANALYSIS
Result:
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3.INSPECT AUXILIARY BATTERY VOLTAGE
3.INSPECT AUXILIARY BATTERY VOLTAGE
a.

Measure the auxiliary battery voltage with the ignition switch off.

Standard Voltage:

11 to 14 V*1

10.5 to 16 V*2


*1: w/o Stop and Start System

*2: w/ Stop and Start System


If the voltage is below 11 V, replace or recharge the auxiliary battery before proceeding to the next step.


Result:
Proceed to
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4.CHECK CAN COMMUNICATION SYSTEM*
4.CHECK CAN COMMUNICATION SYSTEM*
a.

Use the GTS to check if the CAN communication system is functioning normally.

for HV Model:

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for HV Model)>DIAGNOSIS SYSTEM

for Gasoline Model:

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for Gasoline Model)>DIAGNOSIS SYSTEM


Result:
Result Proceed to
CAN communication system DTCs are not output A
CAN communication system DTCs are output (for HV Model) B
CAN communication system DTCs are output (for Gasoline Model) C




A

5.SYSTEM CHECK

B

GO TO CAN COMMUNICATION SYSTEM

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for HV Model)>HOW TO PROCEED WITH TROUBLESHOOTING


C

GO TO CAN COMMUNICATION SYSTEM

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM (for Gasoline Model)>HOW TO PROCEED WITH TROUBLESHOOTING


5.SYSTEM CHECK
a.

Check the vehicle specifications.


Result:
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6.CHECK MODEL
6.CHECK MODEL
a.

Choose the model to be inspected.

Result:
Result Proceed to
w/ Blind Spot Monitor System A
w/o Blind Spot Monitor System B




A

7.CHECK BLIND SPOT MONITOR SYSTEM

B

8.PROBLEM SYMPTOM CONFIRMATION
7.CHECK BLIND SPOT MONITOR SYSTEM
a.

Use the GTS to check if the blind spot monitor system is functioning normally.

Result:
Result Proceed to
DTCs are not output A
DTCs are output B




A

8.PROBLEM SYMPTOM CONFIRMATION

B

GO TO BLIND SPOT MONITOR SYSTEM

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>BLIND SPOT MONITOR SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING


8.PROBLEM SYMPTOM CONFIRMATION
Result:
Proceed to
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9.CHECK DTC
9.CHECK DTC
a.

Check for DTCs and note any codes that are output.

Body Electrical > Clearance Warning > Trouble Codes
50001 438

b.

Clear the DTCs.

Body Electrical > Clearance Warning > Clear DTCs
50002 438

c.

Check for DTCs.

Body Electrical > Clearance Warning > Trouble Codes
50001 438
Result:
Result Proceed to
DTCs are output A
DTCs are not output B




A

10.DIAGNOSTIC TROUBLE CODE CHART (TOYOTA PARKING ASSIST-SENSOR SYSTEM)

B

11.CHECK FOR VEHICLE CONTROL HISTORY*
10.DIAGNOSTIC TROUBLE CODE CHART (TOYOTA PARKING ASSIST-SENSOR SYSTEM)
a.

Refer to Diagnostic Trouble Code Chart.

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>TOYOTA PARKING ASSIST-SENSOR SYSTEM>DIAGNOSTIC TROUBLE CODE CHART


NOTICE:

The clearance warning ECU assembly outputs DTCs for the following system. When DTCs other than those in Diagnostic Trouble Code Chart for the toyota parking assist-sensor system are output, refer to Diagnostic Trouble Code Chart for the relevant systems.

System Proceed to
Parking Support Brake System (Click here)



Result:
Proceed to
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15.CIRCUIT INSPECTION
11.CHECK FOR VEHICLE CONTROL HISTORY*
HINT:

Refer to Vehicle Control History.

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>TOYOTA PARKING ASSIST-SENSOR SYSTEM>VEHICLE CONTROL HISTORY


a.

Check for vehicle control history and note any codes that are output.

Body Electrical > Clearance Warning > Utility
Tester Display
Vehicle Control History (RoB)
50005 438 64

Result:
Result Proceed to
No vehicle control history is output (Problem symptom does not occur) A
No vehicle control history is output (Problem symptom occurs) B
X20C0 or X20C1 is output C
Any vehicle control history other than X20C0 and X20C1 is output D



A

12.SYMPTOM SIMULATION

B

13.PROBLEM SYMPTOMS TABLE

C

GO TO CALIBRATION

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>PARKING SUPPORT BRAKE SYSTEM>CALIBRATION


D

GO TO VEHICLE CONTROL HISTORY

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>TOYOTA PARKING ASSIST-SENSOR SYSTEM>VEHICLE CONTROL HISTORY


12.SYMPTOM SIMULATION
a.

Refer to Symptom Simulation.

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING


Result:
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13.PROBLEM SYMPTOMS TABLE
13.PROBLEM SYMPTOMS TABLE
a.

Refer to Problem Symptoms Table.

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>TOYOTA PARKING ASSIST-SENSOR SYSTEM>PROBLEM SYMPTOMS TABLE

Result:
Result Proceed to
Fault is not listed in Problem Symptoms Table A
Fault is listed in Problem Symptoms Table B




A

14.OVERALL ANALYSIS AND TROUBLESHOOTING*

B

15.CIRCUIT INSPECTION
15.CIRCUIT INSPECTION
Result:
Proceed to
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16.IDENTIFICATION OF PROBLEM
16.IDENTIFICATION OF PROBLEM
Result:
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17.REPAIR OR REPLACE
17.REPAIR OR REPLACE
Result:
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18.CONFIRMATION TEST
18.CONFIRMATION TEST
Result:
Proceed to
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END