Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW1999328I 2D CONVERTIBLE, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONDTC INDEXDTC INDEX (TRANSMISSION)SELF-DIAGNOSTICS (TRANSMISSION) DTCSDIAGNOSTIC TROUBLE CODES V12 TRANSMISSION (1996)
1999 BMW 328i 2D Convertible, Automatic
Diagnostic Trouble Codes V12 Transmission (1996)
1999 BMW 328i 2D Convertible, AutomaticSECTION Diagnostic Trouble Codes V12 Transmission (1996)
DIAGNOSTIC TROUBLE CODES V12 TRANSMISSION (1996)
| PCode | BMW Code | Possible Cause | Diagnostic Parameters |
|---|---|---|---|
| P0705 | 8 | Transmission Range Sensor "A" Circuit Malfunction (PRNDL Input) | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0715 | 16 | Input/Turbine Speed Sensor "A" Circuit | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0720 | 42 | Output Speed Sensor Circuit | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0730 | 100 | Incorrect Gear Ratio | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0730 | 102 | Incorrect Gear Ratio | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0735 | 101 | Gear 5 Incorrect Ratio | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0740 | 111 | Torque Converter Clutch Circuit/Open | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0743 | 4 | Torque Converter Clutch Circuit Electrical | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0748 | 5 | Pressure Control Solenoid "A" Electrical | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0753 | 30 | Shift Solenoid "A" Electrical | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0758 | 33 | Shift Solenoid "B" Electrical | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P0763 | 32 | Shift Solenoid "C" Electrical | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1734 | 1 | Pressure Control Solenoid "B" Electrical | SeeV12 TRANSMISSION DIAGNOSIS (1996) . |
| P1738 | 29 | Pressure Control Solenoid "C" Electrical | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1743 | 51 | Pressure Control Solenoid "E" Electrical | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1746 | 104 | Transmission Control Module Output Stage | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1747 | 150 | CAN-Bus Monitoring | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1747 | 151 | CAN-Bus Monitoring | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1747 | 156 | CAN-Bus Monitoring | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1748 | 103 | Transmission Control Module Self-Test | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1748 | 105 | Transmission Control Module Self-Test | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1748 | 110 | Transmission Control Module Self-Test | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1750 | 54 | Secondary Pressure Solenoid Circuit Range/Performance | See V12 TRANSMISSION DIAGNOSIS (1996) . |
| P1761 | 2 | Shiftlock Solenoid | See V12 TRANSMISSION DIAGNOSIS (1996) . |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.