NEXON NEW MCE-2 DCT BS VI DTC Troubleshooting Guide Version: 1.0 Date: 16-06-2023 Author: Akash/Rahul Page:631 of 645 Copyright ©TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. 45 P0791-86 Speed sensor measurement channel 2 Signal Incorrect: Clutch 2 inner-shaft): Transmission Fault Lamp ON 1. Wiring loom towards the primary speed sensor. 2. Primary speed sensor. 3. TCU Damaged. 46 P0795-12 Pressure control solenoid 3 (EDS 3) clutch 1 actuator: short-circuit to battery Transmission Fault Lamp ON 1. Transmission wiring loom for any damage. 2. Hydraulic unit & transmission oil. 3. TCU damaged. 47 P0795-13 Pressure control solenoid 3 clutch 1 actuator (EDS 3): open circuit 1.Transmission lamp = ON 2.R, M and creep deactivated and unable to drive the vehicle. 3.Clutch state is Open. 1. Transmission wiring loom for any damage. 2. Hydraulic unit & transmission oil. 3. TCU damaged. 48 P0795-19 Pressure control solenoid 3 (EDS 3) clutch 1 actuator: over current Transmission Fault Lamp ON 1. Transmission wiring loom for any damage. 2. Hydraulic unit & transmission oil. 3. TCU damaged. 49 P0795-98 Pressure control solenoid 3 (EDS 3) clutch 1 actuator: over temperature Transmission Fault Lamp ON 1. Transmission wiring loom for any damage. 2. Hydraulic unit & transmission oil. 3. TCU damaged. 50 P0796-07 Clutch 1 actuation pressure below target Transmission Fault Lamp ON 1. TCU EEPROM. 2. Oil level. 3. Check for metallic particles in oil. 4. Oil is contaminated. 5. Gasket between HCU and clutch housing. 6. HCU. 7. TCU. 51 P0796-77 Clutch 1 actuation pressure above target Transmission Fault Lamp ON 1. TCU EEPROM. 2. Oil level. 3. Check for metallic particles in oil. 4. Oil is contaminated. 5. Gasket between HCU and clutch housing. 6. HCU. 7. TCU. 52 P0796-85 Clutch 1 actuation pressure out of range Transmission Fault Lamp ON 1. TCU EEPROM. 2. Oil level. 3. Check for metallic particles in oil. 4. Oil is contaminated. 5. Gasket between HCU and clutch housing. 6. HCU. 7. TCU. 53 P07E4-00 Unable to arm park mechanism Transmission Fault Lamp ON 1. Transmission wiring loom (angle sensors + BLDC motor). 2. Drum angle sensor.
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