Components
COMPONENTS
ILLUSTRATION
*1 |
CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
*2 |
ECU INTEGRATION BOX RH |
Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the certification ECU (smart key ECU assembly) removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced
Replacement Part or Procedure |
Necessary Procedures |
Effects / Inoperative when not performed |
Link |
---|---|---|---|
Certification ECU (smart key ECU assembly) |
Perform code registration (Immobiliser system) |
|
w/ Smart Key System: |
PROCEDURE
1. REMOVE NO. 2 INSTRUMENT PANEL LOWER FINISH PANEL
Click here
2. REMOVE ECU INTEGRATION BOX RH
(a) Disconnect the 4 connectors. |
|
(b) Using a clip remover, disengage the wire harness clamp.
(c) Remove the bolt, 2 nuts and ECU integration box RH. |
|
3. REMOVE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Using a screwdriver with its tip wrapped in protective tape, disengage the claws to remove the certification ECU (smart key ECU assembly) as shown in the illustration.
*a |
Protective Tape |
Remove in this Direction |
Installation
INSTALLATION
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the certification ECU (smart key ECU assembly), refer to Registration.
Click here
PROCEDURE
1. INSTALL CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Engage the claws to install the certification ECU (smart key ECU assembly) as shown in the illustration.
Install in this Direction |
2. INSTALL ECU INTEGRATION BOX RH
(a) Install the ECU integration box RH with the 2 nuts and bolt.
(b) Engage the wire harness clamp. |
|
(c) Connect the 4 connectors.
3. INSTALL NO. 2 INSTRUMENT PANEL LOWER FINISH PANEL
Click here
Toyota CH-R Service Manual > Pre-collision System: Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129,U023A)
DESCRIPTION
These DTCs are stored when a communication malfunction occurs between ECUs that
perform pre-collision control.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM / PCM & ...
Toyota CH-R Service Manual > Lighting System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Lighting System
DTC No.
Detection Item
Note
Link
B1244
Light Sensor Circuit Malfunction
-
B242C
Right Headlight ECU Malfunction
...