DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
DTCs are displayed by blinking of the SRS warning light.
HINT:
WIRING DIAGRAM
PROCEDURE
1. |
CHECK WIRE HARNESS (TC OF DLC3 - TC OF ECM) |
(a) Turn the ignition switch off. |
|
(b) Disconnect the connector from the ECM.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F41-13 (TC) - A38-33 (TC) |
Always |
Below 1 Ω |
NG | ![]() |
REPAIR OR REPLACE WIRE HARNESS |
|
2. |
CHECK WIRE HARNESS (CG OF DLC3 - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPAIR OR REPLACE WIRE HARNESS |
|
3. |
CHECK WIRE HARNESS (TC OF DLC3 - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE AIRBAG SENSOR ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE WIRE HARNESS OR REPLACE EACH ECU |
Toyota CH-R Service Manual > Lighting System: Vehicle Specifications have not been Stored (B2451)
DESCRIPTION
This DTC is output if the vehicle variation information is not written to the
headlight ECU sub-assembly LH.
The headlight ECU sub-assembly LH outputs DTC B2451.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
...
Toyota CH-R Service Manual > Vehicle Stability Control System: Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE OPERATION
If there is a problem with sensor signals or actuator systems, the skid
control ECU prohibits power supply to the brake actuator assembly and informs
the ECM of a VSC system malfunction.
The brake actuator assembly turns off the solenoids and t ...