Test Group Identification: Notes
WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 1998 BMW Z3, 1998 BMW M3, 1998 BMW M Roadster, 1998 BMW 750iL, and 1998 BMW 740iL. However, it is still accessible from the selected car via links, so may be relevant.
BMW supplies test group information in the following 6 categories:
- CATALYST MONITORING
- MISFIRE MONITORING
- EVAPORATIVE SYSTEM MONITORING
- SECONDARY AIR SYSTEM MONITORING
- FUEL SYSTEM MONITORING
- OXYGEN SENSOR MONITORING
BMW TEST GROUP IDENTIFICATION
| Engine Family Test Group (1) | Engine Type | Models | |||
|---|---|---|---|---|---|
| Catalyst Monitoring | |||||
| WBMXV01.9M44 | 1.9L 4-Cyl., (M44) | Z3, 318ti, & 318i | |||
| WBMXV02.8M52 | 2.8L (M52) & 3.2L (S52) 6-Cyl. | M Coupe, M Roadster, M3, 328i, 328is & 528i | |||
| WBMXV02.8Z35 | 2.5L (M52) 6-Cyl. | Z3 & 323is | |||
| WBMXV04.4M62 | 4.4L (M62) V8 | 540i, 740i & 740iL | |||
| WBMXV05.4M73 | 5.4L (M62) V12 | 750iL | |||
| Misfire Monitoring | |||||
| WBMXV01.9M44 | 1.9L 4-Cyl., (M44) | Z3, 318ti, & 318i | |||
| WBMXV02.8M52 | 2.8L (M52) & 3.2L (S52) 6-Cyl. | M Coupe, M Roadster, M3, 328i, 328is & 528i | |||
| WBMXV02.8Z35 | 2.5L (M52) 6-Cyl. | Z3 & 323is | |||
| WBMXV04.4M62 | 4.4L (M62) V8 | 540i, 740i, & 740iL | |||
| WBMXV05.4M73 | 5.4L (M73) V12 | 750iL | |||
| Evaporative System Monitoring | |||||
| WBMXV01.9M44 | 1.9L 4-Cyl., (M44) | Z3, 318ti, & 318i | |||
| WBMXV02.8M52 | 2.8L (M52) & 3.2L (S52) 6-Cyl. | M Coupe, M Roadster, M3, 328i, 328is & 528i | |||
| WBMXV02.8Z35 | 2.5L (M52) 6-Cyl. | Z3 & 323is | |||
| WBMXV04.4M62 | 4.4L (M62) V8 | 540i, 740i & 740iL | |||
| WBMXV05.4M73 | 5.4L (M73) V12 | 750iL | |||
| Secondary Air System Monitoring | |||||
| WBMXV01.9M44 | 1.9L 4-Cyl., (M44) | Z3, 318ti, & 318i | |||
| WBMXV02.8M52 | 2.8L (M52) & 3.2L (S52) 6-Cyl. | M Coupe, M Roadster, M3, 328i, 328is & 528i | |||
| WBMXV02.8Z35 | 2.5L (M52) 6-Cyl. | Z3 & 323is | |||
| Fuel System Monitoring | |||||
| WBMXV01.9M44 | 1.9L 4-Cyl., (M44) | Z3, 318ti, & 318i | |||
| WBMXV02.8M52 | 2.8L (M52) & 3.2L (S52) 6-Cyl. | M Coupe, M Roadster, M3, 328i, 328is & 528i | |||
| WBMXV02.8Z35 | 2.5L (M52) 6-Cyl. | Z3 & 323is | |||
| WBMXV04.4M62 | 4.4L (M62) V8 | 540i, 740i & 740iL | |||
| WBMXV05.4M73 | 5.4L (M73) V12 | 750iL | |||
| Oxygen Sensor Monitoring | |||||
| WBMXV01.9M44 | 1.9L 4-Cyl., (M44) | Z3, 318ti, & 318i | |||
| WBMXV02.8M52 | 2.8L (M52) & 3.2L (S52) 6-Cyl. | M Coupe, M Roadster, M3, 328i, 328is & 528i | |||
| WBMXV02.8Z35 | 2.5L (M52) 6-Cyl. | Z3 & 323is | |||
| WBMXV04.4M62 | 4.4L (M62) V8 | 540i, 740i & 740iL | |||
| WBMXV05.4M73 | 5.4L (M73) V12 | 750iL | |||
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