PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
System does not operate at all. |
Clearance warning ECU power source circuit |
|
Clearance sonar main switch circuit |
|
|
Clearance warning ECU assembly |
|
|
System cannot be turned off. |
Clearance sonar main switch circuit |
|
Clearance warning ECU assembly |
|
Symptom |
Suspected Area |
See page |
---|---|---|
Frozen indication is displayed in self-check function. |
Precaution |
|
Replace ultrasonic sensor in part where frozen indication is displayed |
- |
|
Clearance warning ECU assembly |
|
|
Combination meter assembly (shift indicator) 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 ultrasonic sensor). |
CAN communication system |
|
Clearance warning ECU assembly |
|
|
Combination meter assembly (shift indicator) operates normally, but detection operates when shift lever is in any position other than R, or detection does not operate when shift lever is in R (rear ultrasonic sensor). |
CAN communication system |
|
Clearance warning ECU assembly |
|
|
Detection operation operates even when vehicle speed exceeds the operation condition speed. |
CAN communication system |
|
Clearance warning ECU assembly |
|
Symptom |
Suspected Area |
See page |
---|---|---|
Sonar detection operation is normal but buzzer operation is intermittent. |
Clearance warning buzzer circuit |
|
Clearance warning ECU assembly |
|
Symptom |
Suspected Area |
See page |
---|---|---|
Detection operation is normal but sonar displays of multi-information display do not appear. |
CAN communication system |
|
Meter / gauge system |
|
|
Clearance warning ECU assembly |
|
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter)
Receiving ECU (Receiver)
Signal
Line
Main body ECU
(Driver side junction block assembly)
Power Back Door ECU
(P ...
System Description
SYSTEM DESCRIPTION
1. PUSH-BUTTON START DESCRIPTION
(a) The push-button start uses a push-type engine switch, which the driver can
operate by merely carrying the electrical key. This system consists primarily of
the power management control ECU, engine s ...