SAFARI STORME MY14

TRANSFER CASE 42 4.3.4 DIAGNOSTIC OF ECU ECU block diagram ECU detects transfer case system malfunctions and indicates malfunctioning part (s) through flashing indictor lights. The operator will be alerted of fault condition by continuous illumination of both 4WD HI and 4WD LO lights on dashboard when ignition is ON. A service connector is provided to indicate the fault codes in binary. Connect one end to the pin hole number 9 in ECU connector and other end to the ignition switch (pin no. 23). The flashing of indicator light will show the defective code (As illustrated in the table) . Identify the malfunctioning part and replace it. L1 L2 L3 Binary code Decimal Equivalent Fault With Off Off On 001 1 ECU Module Off On Off 010 2 Shift Motor Off On On 011 3 Synchronizer clutch On Off Off 100 4 Speed Sensor On On Off 110 6 Selector Switch On On On 111 7 Motor Position Switch