42 P-Code DST-1 Display Remarks Description P1681 Exhaust Brake Solenoid Valve Malfunction "The exhaust brake solenoid valve has a malfunc- tion. There are possibilities of the solenoid valve malfunction, open and short circuit to ground in the harness." P1682 Exhaust Brake Solenoid Valve Malfunction The exhaust brake solenoid valve has a malfunction. There are possibilities of the solenoid valve malfunc- tion and short circuit to +B in the harness. P2002 DPR System Malfunction The DPR system has a malfunction. There are possibilities of the melt down and clog- ging. Perform the DPR system check.
P2032 Exhaust Gas Tempera- ture Sensor 2 Malfunction (LO) The temperature cannot be detected properly. There are possibilities of the sensor malfunction and short circuit to ground in the harness. P2033 Exhaust Gas Tempera- ture Sensor 2 Malfunction (HI) "The temperature cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to +B in the harness." P2120 Accelerator Position Sensor 1&2 Malfunction Both the accelerator sensor 1 and 2 have malfunc- tions. There are possibilities of the sensor and har- ness malfunctions. P2121 Accelerator Position Sensor 1 Malfunction The accelerator position sensor 1 cannot be detected properly.
Check the sensor voltage. P2122 Accelerator Position Sensor 1 Malfunction (LO) The accelerator position sensor 1 cannot be detected properly. Check the sensor voltage. P2123 Accelerator Position Sensor 1 Malfunction (HI) The accelerator position sensor 1 cannot be detected properly. Check the sensor voltage. There is a possibility of short circuit to +B. P2126 Accelerator Position Sensor 2 Malfunction The accelerator position sensor 2 cannot be detected properly. Check the sensor voltage. P2127 Accelerator Position Sensor 2 Malfunction (LO) The accelerator position sensor 2 cannot be detected properly. Check the sensor voltage. There are possibilities of open and short circuit to ground.
P2128 Accelerator Position Sensor 2 Malfunction (HI) The accelerator position sensor 2 cannot be detected properly. Check the sensor voltage. There is possibility of short circuit to +B. P2228 Atmospheric Air Pres- sure Sensor Malfunction (LO) "The atmosphere pressure sensor (in ECU) has a malfunction. If the malfunction occurs frequently, it is necessary to repair or replace the ECU." P2229 Atmospheric Air Pres- sure Sensor Malfunction (HI) "The atmosphere pressure sensor (in ECU) has a malfunction.
If the malfunction occurs frequently, it is necessary to repair or replace the ECU." U0073 CAN Communication Malfunction (Engine) For middle-sized VNT There is a malfunction of communication with the VNT. U0101 Lost Communication (Transmission) Communication error between pro-shift and AT-ECU Communication with the transmission ECU is lost. U0104 Lost Communication (Cruise control) Communication with the auto cruise ECU is lost.