DESCRIPTION
Based on changes in the power source voltage, the main body ECU (multiplex network body ECU) can detect if the battery has been disconnected and reconnected.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
*1: w/ Smart Key System
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (POWER SUPPLY) |
(a) Disconnect the 3F instrument panel junction block assembly connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3F-1 - Body ground |
Always |
11 to 14 V |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
(a) Remove the main body ECU (multiplex network body ECU).
Click here
*a |
Component without harness connected (Instrument Panel Junction Block Assembly) |
- |
- |
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
3F-1 - MB-31 (BECU) |
Always |
Below 1 Ω |
OK | ![]() |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
NG | ![]() |
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
Toyota CH-R Service Manual > Automatic Headlight Beam Level Control System: Height Control Sensor Malfunction (B2416,B241A)
DESCRIPTION
This DTC is stored when the headlight ECU sub-assembly LH detects a malfunction
in the rear height control sensor sub-assembly LH power source circuit or rear height
control sensor sub-assembly LH circuit. The headlight ECU sub-assembly LH stores
DTC B2416 and B241A.
D ...
Toyota CH-R Service Manual > Brake Fluid: Components
COMPONENTS
ILLUSTRATION
*A
for TMC Made
-
-
*1
CENTER NO. 1 COWL TOP VENTILATOR LOUVER
*2
BRAKE MASTER CYLINDER RESERVOIR CAP ASSEMBLY
*3
FRONT DISC BRAKE BLEEDER PLUG
...