TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 1670 of 1692 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. 291 P1E0A-13 PWM Blower Output failure - Open Circuit 1441 NO 292 P1E0A-12 PWM Blower Output failure Short – Circuit to Battery 1445 NO 293 P1E0A-11 PWM Blower Output failure Short – Circuit to Ground 1449 NO 294 P0191-85 Rail pressure Exceeds (Maximum Threshold) - CNG System pressure too High 1454 NO 295 P0191-84 Rail pressure drop below (Minimum Threshold) - CNG System pressure too Low 1459 NO 296 P22DB-12 CNG Gas-Injector 1 - electrical fault, short to supply voltage 1464 NO 297 P22DA11 CNG Gas-Injector 1 - electrical fault, short to ground 1469 NO 298 P22D9-13 CNG Gas-Injector 1 - electrical fault, Open circuit 1473 NO 299 P22DF-12 CNG Gas-Injector 2 - electrical fault, short to supply voltage 1478 NO 300 P22DE-11 CNG Gas-Injector 2 - electrical fault, short to ground 1483 NO 301 P22DD13 CNG Gas-Injector 2 - electrical fault, Open circuit 1488 NO 302 P22E3-12 CNG Gas-Injector 3 - electrical fault, short to supply voltage 1493 NO 303 P22E2-11 CNG Gas-Injector 3 - electrical fault, short to ground 1498 NO 304 P22E1-13 CNG Gas-Injector 3 - electrical fault, Open circuit 1503 NO 305 P1016-92 max fault of multiplicative adaptation value in CNG-mode - CNG System Too Lean Bank 1 1508 NO 306 P1017-92 min fault of multiplicative adaptation value in CNG-mode - CNG System Too Rich Bank 1 1513 NO 307 P0246 -12 CNG lamp max error 1516 NO 308 P1607-11 CNG lamp min error 1520 NO 309 P1607-29 CNG lamp sig error 1524 NO 310 P1609-21 Non Plausible error for CNG LID 1528 NO 311 P1608-22 Signal error for CNG LID 1532 NO 312 P01A1-15 Electric max error for CNG tank pressure sensor - Tank pressure sensor short to Battery or Open circuit 1536 NO 313 P01A0-11 Electric min error for CNG tank pressure sensor - Tank pressure sensor short to Ground 1539 NO 314 P0092-12 Diagnosis output stage ASVDRM - Pressure Regulator Valve short to battery error 1542 NO 315 P0091-11 Shut off Valve Pressure Regulator( Min Error) 1545 NO 316 P0090-13 Shut off Valve Pressure Regulator( Sig Error) 1548 NO 317 P0193-15 Natural Gas Rail pressure sensor Circuit High - Circuit Short to Battery or open circuit 1551 NO 318 P0192-11 Natural Gas Rail pressure sensor Circuit Low - Circuit Short to Ground 1554 NO 319 P1300-92 Misfire detected in Gasoline mode 1557 NO 320 P0301-92 Misfire detected on cylinder 1 in gasoline mode 1562 NO 321 P0302-92 Misfire detected on cylinder 2 in gasoline mode 1567 NO
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