| Last Modified: 11-27-2007 | 1.6 T | |
| Service Category: Audio/Visual/Telematics | Section: Park Assist/Monitoring | |
| Model Year: 2008 | Model: LX570 | Doc ID: RM0000035MC002X |
| Title: PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: PROBLEM SYMPTOMS TABLE (2008 LX570) | ||
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.
General
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
System does not operate at all (self-check function does not operate) |
ECU Power Source Circuit |
|
|
Clearance Sonar Main Switch Circuit |
|
|
|
Parking Assist ECU |
|
|
|
ECU does not operate when clearance sonar main switch is turned on or off |
Clearance Sonar Main Switch Circuit |
|
|
Read value using the Techstream (EEPROM status) |
|
|
|
Parking Assist ECU |
|
Sonar Function
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Freeze condition is displayed as a result of self-check |
Remove ice, mud or snow from the ultrasonic sensor |
- |
|
Open circuit in front sensors is displayed as a result of self-check |
Front Left Sensor Malfunction |
|
|
Front Right Sensor Malfunction |
|
|
|
Parking Assist ECU |
|
|
|
Open circuit in rear sensors is displayed as a result of self-check |
Rear Left Sensor Malfunction |
|
|
Rear Right Sensor Malfunction |
|
|
|
Rear Left Center Sensor Malfunction |
|
|
|
Rear Right Center Sensor Malfunction |
|
|
|
Parking Assist ECU |
|
|
|
Detection operation operates even when vehicle speed is more than 13 km/h (8 mph) |
CAN Communication System |
|
|
Parking Assist ECU |
|
Display Function
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Detection operation is normal but sonar displays do not appear on multi-information display |
CAN Communication System |
|
|
Parking Assist ECU |
|
|
|
Combination Meter |
|
|
|
Detection operation is normal but sonar displays do not appear on multi-display |
CAN Communication System |
|
|
Parking Assist ECU |
|
|
|
Display and Navigation Module Display*1 |
|
|
|
Multi-display*2 |
|
|
|
Detection operation is normal but clearance sonar main switch indicator does not illuminate |
Clearance Sonar Main Switch Circuit |
|
|
Parking Assist ECU |
|
*1: w/ Navigation System
*2: w/o Navigation System
Buzzer Function
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Detection operation is normal but buzzer operation is intermittent |
Clearance Warning Buzzer Circuit |
|
|
Parking Assist ECU |
|
Indicator Function
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Clearance sonar indicator light does not come on |
CAN Communication System |
|
|
Read value using the Techstream (EEPROM status) |
|
|
|
Parking Assist ECU |
|
|
|
Combination Meter |
|
|
|