Installation
ComponentsToyota CH-R Service Manual > Lighting System: Lost Communication With Headlamp Control Module "B" (U0242)
DESCRIPTION
The headlight ECU sub-assembly LH stores this DTC when the headlight ECU sub-assembly
RH detects an internal malfunction or if a communication malfunction occurs between
headlight ECU sub-assembly LH and headlight ECU sub-assembly RH for 10 seconds or
more.
DTC No.
...
Toyota CH-R Service Manual > Blind Spot Monitor System: Master Module Horizontal Axis Misalignment (C1AC1)
DESCRIPTION
This DTC is stored when the angle of the blind spot monitor sensor LH (Master)
deviates more than the allowable range from the horizontal axis.
HINT:
If a drum tester such as a speedometer tester, brake/speedometer combination
tester or chassis dynamometer is used with t ...