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 SystemAir Fuel Ratio Sensor
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY
2. REMOVE COOL AIR INTAKE DUCT SEAL
3. REMOVE INLET AIR CLEANER ASSEMBLY
4. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR
5. REMOV ...
Front Right Sensor Malfunction (C1AE4)
DESCRIPTION
The No. 1 ultrasonic sensor (front right sensor) is installed on the front bumper.
The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor
(front right sensor). If the No. 1 ultrasonic sensor (front right sensor) h ...
Removal
REMOVAL
PROCEDURE
1. REMOVE POWER DISTRIBUTION
(a) Remove the bolt.
(b) Disengage the 2 claws and disconnect the power distribution from the relay
box as shown in the illustration.
(c) ...