DESCRIPTION
The main body ECU (driver side junction block assembly) controls the fog light relay.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Main Body / Active Test.
(e) Check that the relay operates.
Main Body
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Front Fog Light Relay |
Front fog light relay |
ON/OFF |
- |
OK:
Front fog light relay operates. (Front fog lights come on.)
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
INSPECT FOG LIGHT RELAY (FOG) |
(a) Remove the front fog light relay from the instrument panel junction block. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3 - 5 |
Voltage is not applied between terminals 1 and 2 |
10 kΩ or higher |
3 - 5 |
Voltage is applied between terminals 1 and 2 |
Below 1 Ω |
NG |
REPLACE FOG LIGHT RELAY |
|
3. |
CHECK HARNESS AND CONNECTOR (BATTERY - FRONT FOG LIGHT RELAY) |
(a) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR (FRONT FOG LIGHT RELAY - MAIN BODY ECU) |
(a) Disconnect the D50 main body ECU (driver side junction block assembly) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Front fog light relay terminal 2 - D50-4 (FFGO) |
Always |
Below 1 Ω |
D50-4 (FFGO) - Body ground |
Always |
10 kΩ or higher |
*1 |
Main Body ECU (Driver Side Junction Block Assembly) |
*3 |
Front view of wire harness connector (to Main Body ECU (Driver Side Junction Block Assembly)) |
*2 |
Front Fog Light Relay Terminal |
- |
- |
OK |
REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Terminals Of Ecu
TERMINALS OF ECU
1. REAR TELEVISION CAMERA ASSEMBLY
(a) Disconnect the R21 rear television camera assembly connector.
(b) Measure the voltage on the wire harness side connector according to the value(s)
in the table below.
Terminal No. (Symb ...
Screen Flicker or Color Distortion
PROCEDURE
1.
CHECK DISPLAY SETTING
(a) Reset display settings (contrast, brightness) and check that the screen appears
normal.
OK:
The display returns to normal.
OK
END
NG
...
Electrical Key Oscillator(for Rear Side)
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR BUMPER PLATE LH
2. REMOVE REAR BUMPER PLATE RH
3. REMOVE REAR BUMPER ASSEMBLY
4. REMOVE ELECTRICAL KEY ANTENNA
(a) Disconnect the connector.
...