DESCRIPTION
When the theft deterrent system is switched from the armed state to the alarm sounding state, the main body ECU (multiplex network body ECU) transmits a signal to cause the horns to sound at intervals of 0.4 seconds.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
*1: w/ Smart Key System
PROCEDURE
|
1. |
INSPECT HORNS |
(a) Press the horn switch and check if the horns sound.
|
Result |
Proceed to |
|---|---|
|
Horns sound |
A |
|
Horns do not sound |
B |
| B | |
GO TO HORN SYSTEM |
|
|
2. |
INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
(a) Remove the main body ECU (multiplex network body ECU).
Click here
|
*a |
Component without harness connected (Instrument Panel Junction Block Assembly) |
- |
- |
(b) Disconnect the instrument panel junction block assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
3F-27 - MB-28 (HORN) |
Always |
Below 1 Ω |
| OK | |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
| NG | |
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
Engine Hood Courtesy Switch Circuit
Security Horn CircuitToyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): CD cannot be Inserted / Played or CD is Ejected Right After Insertion
PROCEDURE
1.
CHECK IF A PROPER CD IS INSERTED
(a) Make sure that the CD is an audio CD or a CD with an MP3 or WMA file, and
that it is not deformed, flawed, stained, deteriorated or otherwise defective.
OK:
CD is normal.
HINT:
Translucent or uniquely- ...
Toyota CH-R Service Manual > Steering Gear: Inspection
INSPECTION
PROCEDURE
1. INSPECT TIE ROD END SUB-ASSEMBLY LH
(a) Secure the tie rod end sub-assembly LH in a vise between aluminum
plates.
NOTICE:
Do not overtighten the vise.
(b) Install the nut to the stud bolt.
(c) Flip the ...