DESCRIPTION
The main body ECU (multiplex network body ECU) controls the high beam headlights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM (HEAD LIGHT Hi) |
(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 |
---|---|---|---|
Head Light Hi |
High beam headlights |
ON/OFF |
- |
OK:
High beam headlights illuminate.
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
INSPECT DIMMER RELAY |
(a) Remove the headlight dimmer 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 |
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 DIMMER RELAY |
|
3. |
CHECK HARNESS AND CONNECTOR (BATTERY - DIMMER RELAY) |
(a) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Relay terminal 2 - Body ground |
Always |
11 to 14 V |
Relay terminal 5 - Body ground |
Always |
11 to 14 V |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR (DIMMER RELAY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
(a) Disconnect the M6 main body ECU (multiplex network body ECU) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Relay terminal 1 - M6-1 (DIM) |
Always |
Below 1 Ω |
M6-1 (DIM) - Body ground |
Always |
10 kΩ or higher |
OK |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT WIPER ARM HEAD CAP
(a) Using a screwdriver with its tip wrapped in protective tape, disengage
the 3 claws to remove the front wiper arm head cap.
Text in Illustration
*a
Protective Tape
HINT ...
Steering Angle Sensor Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Steering Angle Sensor Communication Stop Mode
Either condition is met:
Communication stop for "Spiral cable (Steering Angle Sensor)"
is indicated on the "C ...
System Description
SYSTEM DESCRIPTION
1. WIRELESS DOOR LOCK CONTROL SYSTEM
The wireless door lock control system can be used to lock and unlock all doors
from a distance. The system is controlled by an electrical key transmitter sub-assembly
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