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 > Lighting (int): Room Light Bulb
Replacement
REPLACEMENT
PROCEDURE
1. REMOVE NO. 2 ROOM LIGHT BULB
(a) Using a screwdriver with its tip wrapped in protective tape, disengage the
claws to remove the room light lens as shown in the illustration.
*a
Protective Tape
Remove in t ...
Toyota CH-R Service Manual > Blind Spot Monitor System: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) Blind spot monitor data and Diagnostic Trouble Codes (DTCs) can be read from
the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning,
use the Techstream to check for malfunctions and to perform repairs.
CHECK DLC3
(a) Check ...