TIAGO/TIGOR AMT Gasoline DTC Troubleshooting Guide Version: 4.0 Date: 18-04-2017 Author: Sathi/Anupama Page: 4 of 427 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. 32. P0725-02: Engine Speed Input Circuit– Signal not valid ............................................................................... 107 33. P0725-03: Engine Speed Input Circuit– Signal Absent .................................................................................. 110 34. P0725-01: Engine Speed Input Circuit– Signal wrong ................................................................................... 113 35. P0505 -02: Idle Engine Speed Input– Signal Implausible / Signal Wrong .................................................. 116 36. P2903 -02: Accelerator Pedal Position– Signal not valid ............................................................................... 119 37. P2906 -02: Generated Engine Torque– Signal not valid ............................................................................... 122 38. P2906 -03: Engine loss Torque– Signal not valid ........................................................................................... 125 39. P1981 -02: Driver Engine Torque– Signal not valid ........................................................................................ 128 40. P2906 -04: Engine Wish Torque– Signal not valid ......................................................................................... 131 41. P2907 -02: Engine Maximum Torque– Signal not valid ................................................................................. 134 42. P0703 -02: Brake switch input circuit – Signal not valid ................................................................................. 137 43. P0710 -02: Engine Water Temperature – Signal not valid ............................................................................ 140 44. P0716 -02: Vehicle speed input – Signal not valid .......................................................................................... 143 45. P0716 -03: Vehicle speed input – Signal Absent ............................................................................................ 146 46. P0716 -01: Vehicle speed input – Signal Wrong ............................................................................................. 149 47. P0710 -03: External Temperature – Signal not valid ...................................................................................... 152 48. P0900-04: Clutch electrovalve – Open Circuit ................................................................................................. 155 49. P0900-02: Clutch electrovalve – Short to supply ............................................................................................ 158 50. P0900-01: Clutch electrovalve – Short to Ground ........................................................................................... 161 51. P0900-05: Clutch electrovalve – Short to supply/open circuit ....................................................................... 164 52. P0750-04: Gear 1 electrovalve – Open Circuit ................................................................................................ 167 53. P0750-02: Gear 1 electro valve – Short to supply .......................................................................................... 170 54. P0750-01: Gear 1 electrovalve – Short to Ground .......................................................................................... 173 55. P0750-05: Gear 1 electrovalve – Short to supply/open circuit ...................................................................... 176 56. P0755-04: Gear 2 electrovalve – Open Circuit ................................................................................................ 179 57. P0755-02: Gear 2 electrovalve – Short to supply ........................................................................................... 182 58. P0755-01: Gear 2 electrovalve – Short to Ground .......................................................................................... 185 59. P0755-05: Gear 2 electrovalve – Short to supply/open circuit ...................................................................... 188 60. P1889-04: Shift electrovalve – Open Circuit .................................................................................................... 191 61. P1889-02: Shift electrovalve – Short to supply ................................................................................................ 194 62. P1889-01: Shift electrovalve – Short to Ground .............................................................................................. 197 63. P1889-05: Shift electrovalve – Short to supply/open circuit .......................................................................... 200 64. P185C-05: Hydraulic pump Supply – Open Circuit /Short to supply ............................................................ 203 65. P185C-01: Hydraulic pump Supply –Short to ground ..................................................................................... 206
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