DESCRIPTION
The main body ECU (multiplex network body ECU) controls the high beam headlights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
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) Check that the high beam headlights illuminate.
Body Electrical > Main Body > Active Test
Tester Display |
Measurement Item |
Control Range |
Diagnostic Note |
---|---|---|---|
Head Light Hi |
High beam headlights |
ON or OFF |
- |
Tester Display |
---|
Head Light Hi |
OK:
The high beam headlights illuminate.
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE
|
|
2. |
INSPECT H-LP SHADE RELAY |
(a) Remove the H-LP SHADE relay from the No. 1 engine room relay block.
(b) Inspect the H-LP SHADE relay.
Click here
NG | ![]() |
REPLACE H-LP SHADE RELAY |
|
3. |
CHECK HARNESS AND CONNECTOR (H-LP SHADE RELAY - BATTERY) |
(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 (H-LP SHADE RELAY - HEADLIGHT ASSEMBLY LH AND HEADLIGHT ASSEMBLY RH AND BODY GROUND) |
(a) Disconnect the A11 headlight assembly LH connector.
(b) Disconnect the A29 headlight assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Relay terminal 3 - A11-3 (SOL) |
Always |
Below 1 Ω |
Relay terminal 3 - A29-3 (SOL) |
Always |
Below 1 Ω |
A11-6 (E) - Body ground |
Always |
Below 1 Ω |
A29-6 (E) - Body ground |
Always |
Below 1 Ω |
Relay terminal 3 - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
5. |
CHECK HARNESS AND CONNECTOR (H-LP SHADE RELAY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) |
(a) Disconnect the F15 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 - F15-1 (DIM) |
Always |
Below 1 Ω |
Relay terminal 1- Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Outer Mirror Switch: Removal
REMOVAL
PROCEDURE
1. REMOVE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY WITH FRONT ARMREST BASE UPPER
PANEL
Click here
2. REMOVE OUTER MIRROR SWITCH ASSEMBLY
(a) Using a screwdriver with its tip wrapped in protective tape, disengage
the claws to remove the outer mirror switc ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): Cellular Phone Registration Failure
CAUTION / NOTICE / HINT
HINT:
If the operation of a cellular phone or the radio receiver assembly is requested,
make sure to follow the instructions closely and perform the operation.
PROCEDURE
1.
CHECK USAGE CONDITION
(a) Check that the vehicle and cellular ph ...