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.
Horn System|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Horn does not sound |
HORN fuse |
- |
|
HORN relay |
|
|
|
Low pitched horn assembly |
|
|
|
Spiral cable sub-assembly |
|
|
|
Steering pad switch assembly |
|
|
|
Horn button assembly |
|
|
|
Instrument panel junction block assembly |
|
|
|
Wire harness |
- |
|
|
Horn sounds all the time |
HORN relay |
|
|
Spiral cable sub-assembly |
|
|
|
Steering pad switch assembly |
|
|
|
Horn button assembly |
|
|
|
Instrument panel junction block assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Wire harness |
- |
Parts Location
System DiagramToyota CH-R Service Manual > Rear Door Belt Moulding: Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration)
that must be performed after parts are removed and installed, or replaced during
the rear door belt moulding removal/installation are shown below.
Necessary Procedure After Part ...
Toyota CH-R Service Manual > Key Reminder Warning System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the key reminder warning
system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...