COMPONENTS
ILLUSTRATION
Power Supply Drive Circuit (C1257)
DESCRIPTION
The motor relay (semiconductor relay) is built into the master cylinder solenoid
and drives the pump motor based on a signal from the skid control ECU.
DTC Code
DTC Detection Condition
Trouble Area
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Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) When communication fails in any of the main wires (communication lines) due
to a short circuit or other causes, the fail-safe function, which is specified for
each system, operates to prevent the system from malf ...