PROBLEM SYMPTOMS TABLE
Symptom |
Suspected Area |
See page |
---|---|---|
Power Back Door cannot be Operated Using Any Switch |
Back door closer system |
|
Initialize power back door ECU (Power back door motor unit) |
- |
|
Meter/gauge system |
- |
|
Main body ECU (Driver side junction block assembly) |
- |
|
Touch sensor circuit |
- |
|
Power back door main switch circuit |
- |
|
Power back door ECU (Power back door motor unit) |
- |
|
Wire harness or connector |
- |
|
Power Back Door cannot be Opened or Closed Using the Power Back Door Switch |
Power back door control switch |
|
Power back door ECU (Power back door motor unit) |
- |
|
Main body ECU (Driver side junction block assembly) |
- |
|
Wire harness or connector |
- |
|
Power Back Door cannot be Closed Using the Power Back Door Closer Switch |
Power back door closer switch |
|
Power back door ECU (Power back door motor unit) |
- |
|
Wire harness or connector |
- |
|
Jam Protection Function Activates During Power Back Door Operation |
Fitting condition of back door |
|
Touch sensor circuit |
- |
|
Power back door ECU (Power back door motor unit) |
- |
|
Wire harness or connector |
- |
|
Power Back Door Warning System does not Operate |
Power back door warning buzzer |
|
Hazard warning light circuit |
- |
|
Power back door ECU (Power back door motor unit) |
- |
|
Wire harness or connector |
- |
|
Only Wireless Control Function is Inoperative (w/ Smart Key System) |
Proceed to: All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate. |
|
Only Wireless Control Function is Inoperative (w/o Smart Key System) |
Proceed to: Only Wireless Control Function is Inoperative |
|
Engine Hood Courtesy Switch Circuit
DESCRIPTION
The security courtesy switch is installed together with the hood lock. This switch
turns off when the engine hood is opened and turns on when the engine hood is closed.
WIRING DIAGRAM
PROCEDURE
1.
INSPECT HOOD LOCK AS ...
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment
or repair. Contact your Toyota dealer as soon as possible.
- Visible symptoms
• Fluid leaks under the vehicle
(Water dripping from the air conditioning after use i ...
Electronic Circuit Inspection Procedure
ELECTRONIC CIRCUIT INSPECTION PROCEDURE
1. BASIC INSPECTION
(a) WHEN MEASURING RESISTANCE OF ELECTRONIC PARTS
(1) Unless otherwise stated, all resistance measurements are standard values
measured at an ambient temperature of 20°C (68°F). Resistance meas ...