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BR -132 BRAKE SYSTEM DTC C1604 ECU HARDWARE ERROR COMPONENT LOCATION E7E41667 Refer to DTC C1235. GENERAL DESCRIPTION EEFC3248 The HECU is composed of an ECU (Electronic Control Unit ) and a HCU( Hydraulic Control Unit) , HCU is composed DTC DESCRIPTION EDAABDE6 The HECU monitors the operation of the IC components such as memory, register, A/D converter and so on. The ECU DTC DETECTING CONDITION E191019E Item Detecting Condition Possible cause DTC Strategy • Internal monitoring Monitoring Period • Continuous Case 1 Enable Conditions • If Internal control unit failures of the master/slave processor or peripheral integrated circuits is detected. Monitoring Period • Directly after ignition on, during reading of EEPROM-values Case 2 Enable Conditions • Failure is set if checksum not correct or PSW-EEPROM-Handler reported unknown • If EEPROM reading sequence take longer then 3 s, a failure is set. Fail Safe • The ABS/EBD/ESP functions are inhibited. • Inoperative HECU TERMINAL & CONNECTOR INSPECTION EB2312B6 Refer to DTC C1260. COMPONENT INSPECTION E3AF7919 Refer to DTC C1235. VERIFICATION OF VEHICLE REPAIR EDA6B173 Refer to DTC C1101. |