DESCRIPTION
The main body ECU (multiplex network body ECU) controls the daytime running lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM (DAYTIME RUNNING LIGHT) |
(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 |
---|---|---|---|
Daytime Running Light |
Daytime running lights |
ON/OFF |
- |
OK:
Daytime running lights illuminate.
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
INSPECT RUNNING LIGHT RELAY (DRL) |
(a) Remove the running light relay. |
|
(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 RUNNING LIGHT RELAY |
|
3. |
CHECK HARNESS AND CONNECTOR (BATTERY - RUNNING LIGHT 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 (RUNNING LIGHT RELAY - DRIVER SIDE JUNCTION BLOCK AND BODY GROUND) |
(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 |
---|---|---|
Running light relay terminal 2 - 1F-30 |
Always |
Below 1 Ω |
1F-30 - 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-30 - MB-25 (DRL) |
Always |
Below 1 Ω |
1F-30 - Body ground |
Always |
10 kΩ or higher |
*1 |
Component without harness connected (Driver Side Junction Block) |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPLACE DRIVER SIDE JUNCTION BLOCK |
Center Differential Lock Position Switch (C1282)
DESCRIPTION
DTC C1282 is stored only in test mode.
DTC Code
DTC Detection Condition
Trouble Area
C1282
Stored during test mode.
Harness or connector
Transfer system
Skid control ECU (master cylinder sole ...
Skid Control Buzzer Circuit (C1AA7)
DESCRIPTION
The forward recognition camera operates the pre-collision warning by sending
a buzzer request signal to the skid control buzzer.
If the forward recognition camera detects a malfunction in the skid control buzzer
circuit, it will output DTC C1AA7.
DTC No.
Dete ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the air conditioning system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
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