DESCRIPTION
The main body ECU (multiplex network body ECU) controls the front fog lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM (FRONT FOG LIGHT RELAY) |
(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) Perform the Active Test according to the display on the Techstream.
Main Body
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Front Fog Light Relay |
Front Fog Light |
ON/OFF |
- |
OK:
Front fog lights illuminate.
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
INSPECT FOG FR RELAY |
(a) Remove the FOG FR relay from the engine room relay block. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3 - 5 |
Battery voltage not applied to terminals 1 and 2 |
10 kΩ or higher |
3 - 5 |
Battery voltage applied to terminals 1 and 2 |
Below 1 Ω |
NG |
REPLACE FOG FR RELAY |
|
3. |
CHECK HARNESS AND CONNECTOR (BATTERY - FOG FR RELAY) |
(a) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Relay terminal 1 - Body ground |
Always |
11 to 14 V |
Relay terminal 3 - Body ground |
Always |
11 to 14 V |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR (FOG FR RELAY - DRIVER SIDE JUNCTION BLOCK) |
(a) Disconnect the 1F driver side junction block connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Relay terminal 2 - 1F-27 |
Always |
Below 1 Ω |
1F-27 - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
5. |
INSPECT DRIVER SIDE JUNCTION BLOCK |
(a) Remove the driver side junction block. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1F-27 - MB-7 (FFOG) |
Always |
Below 1 Ω |
1F-27 - Body ground |
Always |
10 kΩ or higher |
*a |
Component without harness connected (Driver Side Junction Block) |
OK |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
NG |
REPLACE DRIVER SIDE JUNCTION BLOCK |
Inspection
INSPECTION
PROCEDURE
1. INSPECT WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
HINT:
The valve opening temperature is inscribed on the water inlet with thermostat
sub-assembly.
(a) Immerse the thermostat in the water, then heat the water gradually.
CAUTION:
Do not your hands into the wa ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL STEERING COLUMN ASSEMBLY
(a) Install the steering column assembly with the 2 nuts and bolt.
Torque:
21 N·m {214 kgf·cm, 15 ft·lbf}
(b) Connect each of the connectors to the steering column assembly.
(c) Connect the wire harness clamps to the steering colu ...
LVDS Signal Malfunction (from Extension Module) (B1532)
DESCRIPTION
The stereo component tuner assembly and the radio and display receiver assembly
are connected by an LVDS communication line.
This DTC is stored when an LVDS communication error occurs between the stereo
component tuner assembly and the radio and display receiver assembly.
...