4WD ECM(TCCU) uses voltage to control EMC (Electric Magnet Clutch). EMC distributes suitable toque with slippage of multi-plate clutch.
This DTC code is related to the EMC and is set If EMS harness has an open or short to battery source.
Item
Detecting Condition
Possible Cause
DTC Strategy
? Short/ Open to Battery
? Power supply malfunction.
? EMC,TCCU connector looseness and poor terminal to wire connection.
? EMC circuit open or short to battery.
? Faulty EMC motor .
? Faulty TCCU .
Enable Conditions
? Ignition cycle required
Threshold Value
? 25 occurances
Diagnostic Time
MIL on condition
? 0.5 Sec.
Fail Safe