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 SystemOn-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to follow the correct removal and installation procedures of the door
side airbag sensor.
PROCEDURE
1. INSPECT DOOR SIDE AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION)
(a) Perform a diag ...
Lost Communication with ECM (U0101,U0073,U0126,U0129,U0142,U0182,U1000)
DESCRIPTION
The DTCs are stored when the CAN communication system is malfunctioning.
DTC No.
DTC Detection Condition
Trouble Area
U0101
Lost communication with ECM
CAN communication syst ...
Evaporator Temperature Sensor Circuit (B1413/13)
DESCRIPTION
The evaporator temperature sensor is installed on the evaporator in the air conditioning
unit to detect the cooled air temperature that has passed through the evaporator
and to control the air conditioning. It sends appropriate signals to the ...