Factory maintenance schedule OEM · verified
Normal service, condensed from the factory interval matrix.
| Every 50,000 mi | Timing Belt (inspect) |
| Every 100,000 mi | Oxygen Sensor (replace) |
Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2000 323I.
The 2000 BMW 323i, built on the E46 platform, pairs an automatic five-speed transmission with EPA fuel-economy ratings of 17/26/20 mpg and a 7.0-quart oil capacity accepting 15W-40, 10W-40, or 10W-30 API SJ grades. Across the 1998–2011 window for this nameplate, the 2000 model year registers the highest complaint count on record at 406 total owner filings — against seven recalls and with the power train as the dominant trouble category — while 2011 anchors the low end at just a single complaint. That spread makes the 2000 323i both the peak problem year for the model and a useful baseline for any longitudinal reliability study.
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 11421741000. 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 | 11421741000 alt 11421719855 |
| Engine air filter | 13721744869 |
| Fuel filter | 13321740985 |
| Spark plug | 12129071003 |
| Battery | 61218381738 alt 61218381749 |
| Front wiper blades | 61612458347 alt 61617004901 |
| Thermostat | 11537509357 alt 11537509227 |
| Cabin air filter | 64319216590 alt 64318370409 |
Engine, drivetrain, dimensions and economy.
| Transmission | Automatic 5-spd |
| Overall length | 176 in |
| Overall width | 68.5 in |
| Overall height | 55.9 in |
| Wheelbase | 107.5 in |
| Curb weight | 3153 lb |
| Track (front / rear) | 58.3 / 58.7 in |
| Weight distribution (front / rear) | 50/50 |
| EPA city / highway / combined | 17 / 26 / 20 mpg |
| Drivetrain | Rear-Wheel Drive |
| Passenger volume | 91 cu ft |
| Cargo volume | 11 cu ft |
| Recommended fuel | Premium Gasoline |
0–60 mph, quarter-mile, horsepower and torque from independent road tests.
Independent road tests for the 323I 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 |
|---|---|---|---|---|---|
| 2000 | 323 Ci Coupe (Sport) 2.5L I-6 | 6.50 sec | 15.00 sec | 170 hp | RWD |
| 2000 | 323 i Touring (Sport) 2.5L I-6 | 7.40 sec | 15.70 sec | 170 hp | RWD |
| 2000 | 323 Ci Convertible (Sport) 2.5L I-6 | 7.80 sec | 16.00 sec | 170 hp | RWD |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 7.0 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 1-5-3-6-2-4. 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 | 3 Pints |
| Engine Coolant | ETHYLENE GLYCOL |
| Engine Oil | 15W-40 · API · 10W-40 · 10W-30 · 5W-30 |
| Engine Oil Capacity | 7.0 qt |
| Power Steering Fluid | ATF |
| Engine Flywheel Bolts | 85 ft-lbs |
| Engine Oil Pan Drain Plug | M12 Bolts: 18.0, M22 Bolts: 44.0 ft-lbs |
| Lug Nuts | 88 ft-lbs |
| Cylinder Firing Order | 1-5-3-6-2-4 |
| Spark Plug Manufacturer | BMW |
| Refrigerant | R134a |
| Oil Group | PAG |
| Oil Type | 46 |
| Optional BCI Group Number | 94R |
| Optional BCI Cranking Performance | 765 cca |
| Injector Primary Resistance | 15-17 ohms |
| Engine Compression | 142-156 psi |
| Brake Application | WITH SOLID ROTOR / WITH VENTED ROTOR |
| Torque Caliper to Bracket | 18-22 ft-lbs / 81 ft-lbs |
| Torque to Knuckle | 48 ft-lbs / 66-81 ft-lbs |
| Minimum Pad Thickness | Front: 0.079; Rear: 0.079 in |
| Brake Application | WITH SOLID ROTOR / WITH VENTED ROTOR |
| Rotor Minimum Machining | 0.031 in |
| Rotor Discard at or Under | 0.331 in / 0.685 in / 0.803 in |
| Rotor Finish | 0.5 - 3.5 μin |
| 1 | 14 ft. lbs., Step 2: 70 | 14 ft. lbs |
| 1 | 29.5 ft. lbs. | 29.5 ft. lbs |
| 2 | 90 degrees | 90 degrees |
| 3 | 90 | |
| 1 | 14-18 ft. lbs., Step 2: 50 | 14–18 ft. lbs |
Normal service, condensed from the factory interval matrix.
| Every 50,000 mi | Timing Belt (inspect) |
| Every 100,000 mi | Oxygen Sensor (replace) |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
In 2000 the BMW 323i experienced a sharp spike in federal complaints, jumping to 406 from just 148 the year before—a more than three‑fold increase and the highest count across the available data set. Both the 1999 and 2000 model years also saw the most recalls (seven each), while the number of Technical Service Bulletins rose modestly to 17, indicating that manufacturers were addressing issues but not eliminating them. After 2000 the pattern collapses dramatically, with complaints plunging to three in 2001 and remaining low through the later 2011 entry, suggesting that the 2000‑year problems were largely specific to that model year rather than a persistent generational flaw. The dominant complaint categories in 2000 were Power‑Train (228) and Air‑Bag (66), but the data do not specify root causes for these issues. **Takeaway:** the 2000 BMW 323i shows an unusually high concentration of complaints and recalls compared with adjacent years, making it a riskier used‑car purchase unless those specific problems have been fully resolved.
All 406 complaints on record, top 8 components.
Source: NHTSA Office of Defects Investigation complaint database.
Showing 2 of 7 campaigns on record for this vehicle.
BMW of North America, LLC (BMW) is recalling certain 2000-2001 BMW 3 Series (323Ci, 325Ci, 328Ci and 330Ci), 1999-2001 323i, 328i, 330i, 330xi, and 2000 323i, 328i stationwagon vehicles equipped with Non-Azide Driver… Remedy: Dealers will replace the driver-side air bag inflator with a newly designed inflator, free of charge. Owner notification letters were mailed on July 12, 2021. Owners may contact…
BMW of North America, LLC (BMW) is recalling certain 1999-2001 323i, 325i, 328i and 330i and 2000-2001 323Ci, 325Ci, 328Ci, 330Ci, 323iT, and 325iT vehicles equipped with Non-Azide Driver air bag Inflators (NADI)… Remedy: BMW notified owners, and Dealers will replace the driver air bag inflators, free of charge. The recall began November 10, 2020. Owners may contact BMW customer service at…
Showing 5 of 17 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. |
| B340414 | 2021-04-01 | Service Brakes, Air | Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused… |
| B651820 | 2020-11-01 | Equipment | SERVICE ACTION - HEAD AIR BAG HOLDER RETROFIT: A rattle noise may develop from the head… |
| B013118 | 2019-04-01 | Air Bags | TAKATA AIR BAG RECALL-RELATED SHORT-TERM ALTERNATE TRANSPORTATION AND CONSEQUENTIAL… |
| B013118 | 2019-04-01 | Air Bags | TAKATA AIR BAG RECALL-RELATED SHORT-TERM ALTERNATE TRANSPORTATION AND CONSEQUENTIAL… |
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.
7.0 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 7 recall campaign(s) for this model year. Check your specific vehicle by VIN.
EPA figures are 17 city / 26 highway / 20 combined mpg.