RM3660EC _56 Audio / Visual / Telematics _080754 PARK ASSIST / MONITORING _0470653 TOYOTA PARKING ASSIST-SENSOR SYSTEM(w/ Parking Support Brake System) T

PARK ASSIST / MONITORING  TOYOTA PARKING ASSIST-SENSOR SYSTEM(w/ Parking Support Brake System)  PROBLEM SYMPTOMS TABLE  


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.



General
Symptom Suspected Area Link
System does not operate at all Proceed to "Clearance Warning ECU Power Source Circuit" Click here
Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Check that the Meter / gauge system is operating normally -
Clearance warning ECU assembly Click here
System cannot be turned off Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Check that the Meter / gauge system is operating normally -
Steering pad switch assembly Click here
Spiral cable sub-assembly Click here
Clearance warning ECU assembly Click here

Sonar Function
Symptom Suspected Area Link
Frozen indication is displayed in self-check function Proceed to "Sensor Frozen Indication (Dirty or Frozen)" Click here
"[TOYOTA Parking Assist Sensor System icon] System Malfunction Visit Your Dealer" is displayed Calibration Click here
Vehicle control history (RoB) Click here
Clearance warning ECU assembly Click here
"[TOYOTA Parking Assist Sensor System icon] System Stopped See Owner's Manual" is displayed Vehicle control history (RoB) Click here
Clearance warning ECU assembly Click here
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) Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Clearance warning ECU assembly Click here
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) Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Clearance warning ECU assembly Click here
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) Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Clearance warning ECU assembly Click here

Buzzer Function
Symptom Suspected Area Link
Sonar detection operation is normal but buzzer operation is intermittent Check that the temporary mute function is not operating -
Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Check that the meter/gauge system is operating normally -
Clearance warning ECU assembly Click here

Display Function
Symptom Suspected Area Link
Detection operation is normal but sonar displays do not appear on the radio and display receiver assembly or navigation receiver assembly*1*7 Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Check that the audio and visual system or navigation system is operating normally -
Check that the parking assist monitor system is operating normally -
Rear Television Camera Assembly*1 Click here
Parking Assist ECU*7 Click here
Radio and display receiver assembly*2 Click here
Navigation receiver assembly*3 Click here
Clearance warning ECU assembly Click here
Detection operation is normal but sonar displays do not appear on multi-information display*4 Check that the CAN communication system is operating normally*5 Click here
Check that the CAN communication system is operating normally*6 Click here
Check that the meter/gauge system is operating normally -
Clearance warning ECU assembly Click here

Voice Guidance Function (w/ Navigation System)
Symptom Suspected Area Link
Voice guidance is not performed even though a search operation is performed (navigation audio is normal) Using the GTS, check that the customized setting voice guidance function is enabled. Click here
Clearance warning ECU assembly Click here
Navigation receiver assembly Click here

*1: w/ Parking Assist Monitor System

*2: w/ Audio and Visual System

*3: w/ Navigation System

*4: w/o Parking Assist Monitor System, Panoramic View Monitor System

*5: for Gasoline Model

*6: except Gasoline Model

*7: w/ Panoramic View Monitor System