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DLN-60 < ECU DIAGNOSIS INFORMATION > [TRANSFER: TX15B] TRANSFER CONTROL UNIT NOTE: FLASH CODE CHART [P1802] CONTROL UNIT (1,2,3) Malfunction is detected in the memory (RAM) system of transfer control unit. [P1803] Malfunction is detected in the memory (ROM) system of transfer control unit. [P1804] Malfunction is detected in the memory (EEPROM) system of transfer control [P1807] VHCL SPEED SEN·AT • Malfunction is detected in output shaft revolution signal that is output from TCM through CAN communication. • Improper signal is input while driving. [P1808] VHCL SPEED SEN·ABS • Malfunction is detected in vehicle speed signal that is output from ABS actu- ator and electric unit (control unit) through CAN communication. • Improper signal is input while driving. [P1809] CONTROL UNIT 4 AD converter system of transfer control unit is malfunctioning. [P1810] 4L POSI SW TF Improper signal from 4LO switch is input due to open or short circuit. [P1811] BATTERY VOLTAGE Power supply voltage for transfer control unit is abnormally low while driving. [P1813] 4WD MODE SW More than two switch inputs are simultaneously detected due to short circuit of [P1814] 4WD DETECT SWITCH Improper signal from wait detection switch is input due to open or short circuit. [P1816] PNP SW/CIRC When A/T transmission range switch signal is malfunction or communication er- [P1817] SHIFT ACTUATOR • Motor does not operate properly due to open or short circuit in actuator motor. erated and actuator motor is not operated) • Malfunction is detected in transfer shift high relay or transfer shift low relay. [P1818] SHIFT ACT POSI SW • Improper signal from actuator position switch is input due to open or short cir- cuit. • Malfunction is detected in actuator position switch. [P1819] SHIFT ACT CIR • Malfunction is detected in transfer shut off relay 1 and transfer shut off relay 2. [P1820] ENGINE SPEED SIG • Malfunction is detected in engine speed signal that is output from ECM through CAN communication. • Improper signal is input while driving. [U1000] CAN COMM CIRCUIT When transfer control unit is not transmitting or receiving CAN communication [U1010] CONTROL UNIT (CAN) Detecting error during the initial diagnosis of CAN controller of transfer control DTC CONSULT Diagnostic item is detected when... Reference Flashing pattern Item Diagnostic item is detected when... Reference 2 Output shaft revolution signal (from TCM) • Malfunction is detected in output shaft revolution signal that is output from TCM through CAN communication. • Improper signal is input while driving. 3 Vehicle speed signal (from ABS) • Malfunction is detected in vehicle speed signal that is output from ABS actuator and electric unit (control unit) • Improper signal is input while driving. 4 CAN communication Malfunction has been detected from CAN communication. 5 AD converter AD converter system of transfer control unit is malfunc- 6 4LO switch Improper signal from 4LO switch is input due to open or |