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 SystemIntake Manifold Runner Control Circuit Low (Bank 1) (P2009,P2010)
DESCRIPTION
The ECM activates the DC motor for the tumble control valve, which opens and
closes the tumble control valve. The ECM activates the DC motor based on engine
speed, coolant temperature, intake air temperature and other conditions.
D ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT PAD LINING THICKNESS
(a) Using a ruler, measure the pad lining thickness.
Text in Illustration
*1
Ruler
Standard thickness of a new pad:
10.0 mm (0.394 ...
Rear Occupant Classification Sensor LH Circuit Malfunction (B1782)
DESCRIPTION
The rear occupant classification sensor LH circuit consists of the occupant classification
ECU and rear occupant classification sensor LH.
DTC B1782 is recorded when a malfunction is detected in the rear occupant classification
sensor LH circ ...