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 SystemDisassembly
DISASSEMBLY
PROCEDURE
1. REMOVE TRANSPONDER KEY ECU ASSEMBLY (w/ Engine Immobiliser System)
2. REMOVE NO. 1 FINISH PANEL MOUNTING BRACKET
(a) Remove the 2 bolts and 2 No. 1 finish panel mounting brackets as
shown in the illustration.
...
Microphone Circuit between Microphone and Radio Receiver
DESCRIPTION
The radio and display receiver assembly and inner rear view mirror assembly (amplifier
microphone assembly) are connected to each other using the microphone connection
detection signal lines.
Using this circuit, the radio and display receiver ...
Daytime Running Light Relay Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) controls the daytime
running lights.
WIRING DIAGRAM
1. for Halogen Headlight
2. for HID Headlight
PROCEDURE
1.
PERFORM ACTIVE TEST USING TECHSTREAM
...