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C1256











CIRCUIT DESCRIPTION
This DTC identifies a malfunction within the EBCM/EBTCM. When the EBCM/EBTCM relay is activated (turned on), voltage is supplied to the valve solenoids and pump motor.

CONDITIONS FOR SETTING THE DTC
DTC C1256 is set when an internal EBCM/EBTCM malfunction exists.

ACTION TAKEN WHEN THE DTC SETS
^ A malfunction DTC is stored.
^ ABS/ETS/TCS is not disabled.
^ ABS/ETS/TCS Indicators are not turned on.

CONDITIONS FOR CLEARING THE DTC
^ Condition for DTC is no longer present and scan tool clear DTC function is used.
^ 100 ignition cycles have passed with no DTCs detected.

DIAGNOSTIC AIDS
Possible cause for DTC C1256 to set is an internal relay problem within the EBCM/EBTCM.