Components
COMPONENTS
ILLUSTRATION
|
*1 |
MAP LIGHT ASSEMBLY |
*2 |
MANUAL (SOS) SWITCH (MAYDAY SWITCH ASSEMBLY) |
|
*3 |
COVER |
*4 |
BEZEL |
Removal
REMOVAL
PROCEDURE
1. REMOVE MAP LIGHT ASSEMBLY
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2. REMOVE MANUAL (SOS) SWITCH (MAYDAY SWITCH ASSEMBLY)
|
(a) Disconnect the connector. |
|
|
(b) Disengage the claws to remove the cover. |
|
|
(c) Using a T10 "TORX" driver, remove the 2 screws. |
|
(d) Disengage the guides to remove the manual (SOS) switch (mayday switch assembly) from the bezel.
Inspection
INSPECTION
PROCEDURE
1. INSPECT MANUAL (SOS) SWITCH (MAYDAY SWITCH ASSEMBLY)
|
(a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the resistance is not as specified, replace the manual (SOS) switch (mayday switch assembly). |
|
(b) Check the switch illumination.
(1) Apply battery voltage to the manual (SOS) switch (mayday switch assembly) and check that the illumination comes on.
OK:
|
Battery Connection |
Specified Condition |
|---|---|
|
Battery positive (+) → 5 (SLED) Battery negative (-) → 1 (GND) |
SOS switch comes on |
If the resistance is not as specified, replace the manual (SOS) switch (mayday switch assembly).
(c) Check the indicator illumination.
(1) Apply battery voltage to the manual (SOS) switch (mayday switch assembly) and check that the illumination comes on.
OK:
|
Battery Connection |
Specified Condition |
|---|---|
|
Battery positive (+) → 7 (IND1) Battery negative (-) → 1 (GND) |
Red indicator comes on |
|
Battery positive (+) → 3 (IND2) Battery negative (-) → 1 (GND) |
Green indicator comes on |
If the resistance is not as specified, replace the manual (SOS) switch (mayday switch assembly).
Installation
INSTALLATION
PROCEDURE
1. INSTALL MANUAL (SOS) SWITCH (MAYDAY SWITCH ASSEMBLY)
|
(a) Engage the guides to install the manual (SOS) switch (mayday switch assembly) to the bezel. |
|
(b) Using a T10 "TORX" driver, install the 2 screws.
|
(c) Engage the claws to install the cover. |
|
(d) Connect the connector.
2. INSTALL MAP LIGHT ASSEMBLY
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Dcm(telematics Transceiver)Toyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) The transponder key ECU assembly controls the immobiliser system. Immobiliser
system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle
Data Link Connector 3 (DLC3).
CHECK DLC3
(a) Check the DLC3.
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INSPECT BATTERY VOLTAGE
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Toyota CH-R Service Manual > Immobiliser System(w/ Smart Key System): Theft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (IMI - EFIO) between the ECM and ID code box (immobiliser
code ECU) is stuck high, the ECM will store this DTC.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B279A
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