1981–1992 BMW 735i
Common problems, technical service bulletins, fluid specs and labor times — verified for your car.
Top Problems (5)
Water Pump Failure
high
AI-written
Faulty Clutch Master Cylinder
high
AI-written
Faulty Fuel Pump
high
AI-written
Faulty Mass Air Flow Sensor
medium
AI-written
Faulty Power Steering Pump
medium
AI-written
Active Service Bulletins
61 04 93 (3879) — Console Window Switches - Fluid Contamination
Windows and Glass
06 03 87 (1415) P — New Model Features
Technical Service Bulletins
04 23 88 (1722) — Tools - Rivet Pliers For Plastic Rivets
Technical Service Bulletins
04 21 88 (1707) — BMW Special Tools
Technical Service Bulletins
04 12 86 (1225) — Diagnostic Strategies
Powertrain Management
Key Fluid Specs
| Spec | Value |
|---|---|
| Refrigerant Oil Total Fill Capacity | 170 |
| Refrigerant Oil Type | BMW Part No. 81 229 407 028 or equivalent |
| Total Capacity | 2.59 |
| Refrigerant Type | R 12 |
| 750il | R-12 |
| 735i, 735il | R-12 |
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