TERMINALS OF ECU
1. CHECK AWD CONTROL ECU
(a) Measure the voltage and resistance of the connector.
|
Terminal No. (Symbol) |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|
|
14 (CANH) - 16 (CANL) |
CAN communication |
Ignition switch off |
54 to 69 Ω |
|
23 (GND) - Body ground |
Ground |
Always |
Below 1 Ω |
|
11 (IG1) - 23 (GND) |
Power source voltage |
Ignition switch ON |
10 to 14 V |
|
13 (SLC+) - 32 (SLC-) |
Electromagnetic solenoid signal |
D position, Idling |
Pulse generation (See waveform 1) |
|
9 (BSLC) - 23 (GND) |
Power source voltage |
Always |
10 to 14 V |
If the result is not as specified, the AWD control ECU may have a malfunction.
(b) Using an oscilloscope, check the waveform 1.
Waveform 1 (Reference)
|
Terminal Name |
Content |
|---|---|
|
Tester Range |
2 V/DIV., 1 msec./DIV. |
|
Condition |
D position, Idling |
Test Mode Procedure
Diagnosis SystemInstallation
INSTALLATION
PROCEDURE
1. TEMPORARILY INSTALL SLIDING ROOF HOUSING ASSEMBLY
(a) Temporarily install the sliding roof housing panel with the 18 nuts.
NOTICE:
When installing the housing to the vehicle, first install the housing
center front and ...
Components
COMPONENTS
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Open in Front Floor Electrical Key Oscillator Circuit (B27A5)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
sends it to the indoor electrical key oscillator (for front floor). To detect the
key inside the cabin, the indoor electrical key oscillator (for front floor) create ...