Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2004 645CI E64.
The 2004 BMW 645CI E64. It takes 8.5 qt of 15W-40 engine oil and is EPA-rated at 16/24/19 mpg city/highway/combined.
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 a BCI 95R · 850 CCA battery, OE oil filter 11427511161. 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 | 11427511161 |
| Engine air filter | 13717521023 |
| Fuel filter | 16117373470 |
| Spark plug | 12129071003 alt 12120037607 |
| Battery | 61216806755 alt 61217591085 |
| Front wiper blades | 61617177376 alt 61617066331 |
| Thermostat | 11538632664 alt 11537586885 |
| Cabin air filter | 64319171858 |
Engine, drivetrain, dimensions and economy.
| Transmission | Automatic (S6) |
| Overall length | 189.8 in |
| Overall width | 73.2 in |
| Overall height | 53.9 in |
| Wheelbase | 109.1 in |
| Curb weight | 4189 lb |
| Track (front / rear) | 60.6 / 61.4 in |
| Weight distribution (front / rear) | 52/48 |
| EPA city / highway / combined | 16 / 24 / 19 mpg |
| Drivetrain | Rear-Wheel Drive |
| Recommended fuel | Premium Gasoline |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 8.5 qt of 15W-40 / 10W-40 / 10W-30 API SJ engine oil, DOT 4 brake fluid. Torque lug nuts to 88 ft-lbs, the oil drain plug to M12 Bolts: 18.0, M22 Bolts: 44.0 ft-lbs. The firing order is 1-5-4-8-6-3-7-2. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.
| Brake Fluid | DOT 4 |
| Differential Gear Oil Capacity | 2.9 Pints |
| Engine Coolant | ETHYLENE GLYCOL |
| Engine Oil | 15W-40 · API · 10W-40 · 10W-30 · 5W-30 |
| Engine Oil Capacity | 8.5 qt |
| Manual Transmission Fluid | BMW MTF part number 83220309031 |
| Manual Transmission Fluid Capacity | 3.4 |
| Power Steering Fluid | ATF |
| Engine Oil Pan Drain Plug | M12 Bolts: 18.0, M22 Bolts: 44.0 ft-lbs |
| Lug Nuts | 88 ft-lbs |
| Rear Wheel Hub | 310 ft-lbs |
| Cylinder Firing Order | 1-5-4-8-6-3-7-2 |
| Spark Plug Manufacturer | BMW |
| Refrigerant | R134a |
| Refrigerant Capacity | 1.75 lbs |
| Oil Group | PAG |
| Oil Type | 46 |
| Standard BCI Group Number | 95R |
| Standard BCI Cranking Performance | 850 cca |
| Engine Compression | 174-203 psi |
| Minimum Pad Thickness | Front: 0.079; Rear: 0.079 in |
| 1 | 73 ft. lbs., step 2: 60 degrees, step 3: 60 degrees, step 4: 60 | 73 ft. lbs |
| 1 | 22 ft. lbs. | 22 ft. lbs |
| 2 | 90 degrees | 90 degrees |
| 3 | 90 | |
Normal service, condensed from the factory interval matrix.
Under the factory schedule, replace the spark plugs every 100,000 mi.
| Every 100,000 mi | Spark Plugs (replace) · Transmission Assembly (drain & refill) |
| At 120,000 mi | Oxygen Sensor (replace) |
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.
8.5 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.
EPA figures are 16 city / 24 highway / 19 combined mpg.