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 |
Toyota CH-R Service Manual > Automatic Headlight Beam Level Control System: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) Automatic headlight beam level control system data and Diagnostic Trouble
Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When
the system seems to be malfunctioning, use the Techstream to check for malfunctions
and perform repai ...
Toyota CH-R Service Manual > Lighting (ext): License Plate Light Assembly
Components
COMPONENTS
ILLUSTRATION
*1
LICENSE PLATE LIGHT ASSEMBLY
-
-
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
P ...