Factory maintenance schedule OEM · verified
Normal service, condensed from the factory interval matrix.
| Every 30,000 mi | Oxygen Sensor (replace) |
Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1986 735I.
The 1986 BMW 735i rides on the E32 platform and calls for a 6.1‑quart oil fill using 15W‑40, 10W‑40 or 10W‑30 API SJ grades, reflecting the precision‑engineered lubrication strategy of the era. Owner‑reported data show just two complaints for this model year, with steering identified as the primary concern and a single recall issued. Across the broader 1990‑1995 complaint record the count swings from a peak of six in 1992 down to one in 1995, placing the 1986 edition at the low‑end of that spectrum. Consequently, the 1986 735i appears to have experienced comparatively fewer documented issues than many of its later siblings, suggesting a relatively clean reliability footprint for the launch year.
Fluid capacities, tune-up values and fuel economy at a glance.
Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.
From the factory this vehicle uses OE oil filter 11429063138. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.
| Engine oil filter | 11429063138 |
| Engine air filter | 13721278138 |
| Fuel filter | 13321268231 |
| Spark plug | 12121279599 |
| Front wiper blades | 61619069195 |
| Thermostat | 11531710953 alt 11531265084 |
0–60 mph, quarter-mile, horsepower and torque from independent road tests.
Independent road tests for the 735I of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.
| Year | Trim / engine | 0–60 | ¼ mile | HP | Drivetrain |
|---|---|---|---|---|---|
| 1988 | Sedan 3.4L I-6 | 9.10 sec | 16.80 sec | 208 hp | RWD |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 6.1 qt of 15W-40 / 10W-40 / 10W-30 API SJ engine oil, DOT 4 brake fluid.
| Brake Fluid | DOT 4 |
| Differential Gear Oil Capacity | 4 Pints |
| Engine Coolant | ETHYLENE GLYCOL |
| Engine Oil | 15W-40 · API · 10W-40 · 10W-30 · 5W-30 |
| Engine Oil Capacity | 6.1 qt |
| Power Steering Fluid | ATF |
Normal service, condensed from the factory interval matrix.
| Every 30,000 mi | Oxygen Sensor (replace) |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
The 1986 BMW 735I recorded two total complaints, specifically one in steering and one in structure, with zero reported fire or crash incidents. In the context of the provided 1990-1995 records, the generation's complaint and recall volume peaked in 1992 with six complaints and three recalls before declining to zero or one complaints by 1995. The 1986 model year precedes this specific data arc and exhibits a lower complaint volume than the early 1990s peak. The data does not specify the root cause for the steering or structure complaints. Because this year shows minimal complaints and an absence of severe safety incidents, it is a good year to buy.
All 2 complaints on record, top 2 components.
Source: NHTSA Office of Defects Investigation complaint database.
Showing 1 of 1 campaigns on record for this vehicle.
BRAKE LIGHT SWITCH COULD OVERHEAT, EVENTUALLY LEADING TO MELTING OF PLASTIC INTERNAL PARTS IN AREA OF ELECTRICAL CONTACTS. Remedy: REPLACE BRAKE LIGHT SWITCH WITH REVISED SWITCH WITH INCREASED ELECTRICAL LOAD CAPACITY.
Showing 1 of 1 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| B510819 | 2024-01-16 | Electrical System | The basic conditions for initializing the power windows are not met. |
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
Decode factory build data for a specific vehicle by VIN.
Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.
Cross-vehicle references for the kinds of data on this page.
6.1 qt of HIGH PERFORMANCE MINERAL OILS: ABOVE 5 degrees F: 15W-40 API SJ, SL OR SM, -5 degreesF TO 68 degrees F: 10W-40 API SJ, SL OR SM, 5 degreesF TO 50 degrees F: 10W-30 API SJ, SL OR SM, BELOW 50 degrees F: 5W-30 API SJ, SL OR SM, BELOW 32 degrees F:, per the factory manual.
NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.