Home/BMW/7 series/BMW 7 series E38 facelift (1998-2001)/Repair manual/Testing & Diagnostics/Diagnostic Trouble Codes with Test Charts: Overview
Contents Wiring diagrams Section: Testing & Diagnostics All sections

Diagnostic Trouble Codes with Test Charts: Overview BMW 7 series E38 facelift

Testing & Diagnostics 4 illustrations ~139 words

CONNECTOR IDENTIFICATION

Control module uses a combination of a 9-pin, 24-pin, 40-pin and 52-pin connector. For control module connector identification (Scheme 9)- (Scheme 12).

Control Module Connector Terminal Identification (9-Pin Connector). Scheme 9

Scheme 9: Control Module Connector Terminal Identification (9-Pin Connector)

Control Module Connector Terminal Identification (24-Pin Connector). Scheme 10

Scheme 10: Control Module Connector Terminal Identification (24-Pin Connector)

Control Module Connector Terminal Identification (40-Pin Connector). Scheme 11

Scheme 11: Control Module Connector Terminal Identification (40-Pin Connector)

Control Module Connector Terminal Identification (52-Pin Connector). Scheme 12

Scheme 12: Control Module Connector Terminal Identification (52-Pin Connector)

TEST GROUP IDENTIFICATION

BMW supplies test group information in the following 6 categories

  1. «CATALYST MONITORING»(ref-3069-S02527566022003101300000)
  2. «MISFIRE MONITORING»(ref-3069-S16799815612003101300000)
  3. «EVAPORATIVE SYSTEM MONITORING»(ref-3069-S08995847992003101300000)
  4. «SECONDARY AIR SYSTEM MONITORING»(ref-3069-S14030570222003101300000)
  5. «FUEL SYSTEM MONITORING»(ref-3069-S05342376082003101300000)
  6. «OXYGEN SENSOR MONITORING»(ref-3069-S12922057382003101300000)

Specific engine family test group identification number (

for example: XBMXV02.8M52

) can be found on emission label in engine compartment. To cross reference test group category (catalyst monitoring, misfire monitoring, etc.) see

BMW TEST GROUP IDENTIFICATION

table.

Engine Family Test Group (1)Engine TypeModels
Catalyst Monitoring
XBMXV01.9M444-Cyl. (M44)318ti
XBMXV02.5M526-Cyl. (M52)323is
XBMXV02.8M526-Cyl. (M52/S52)M Coupe, M Roadster, M3 & 328is
XBMXV02.8LEV6-Cyl. (M52)Z3 (2.5L & 2.8L), 323i, 328i & 528i
XBMXV04.4LEVV8 (M62)540i, 740i & 740iL
XBMXV05.4LEVV12 (M73)750iL
Misfire Monitoring
XBMXV01.9M444-Cyl. (M44)318ti
XBMXV02.5M526-Cyl. (M52)323is
XBMXV02.8M526-Cyl. (M52/S52)M Coupe, M Roadster, M3 & 328is
XBMXV02.8LEV6-Cyl. (M52)Z3 (2.5L & 2.8L), 323i, 328i & 528i
XBMXV04.4LEVV8 (M62)540i, 740i & 740iL
XBMXV05.4LEVV12 (M73)750iL
Evaporative System Monitoring
XBMXV01.9M444-Cyl., M44318ti
XBMXV02.5M526-Cyl. (M52)323is
XBMXV02.8M526-Cyl. (M52/S52)M Coupe, M Roadster, M3 & 328is
XBMXV02.8LEV6-Cyl. (M52)Z3 (2.5L & 2.8L), 323i, 328i & 528i
XBMXV04.4LEVV8 (M62)540i, 740i & 740iL
XBMXV05.4LEVV12 (M73)750iL
Secondary Air System Monitoring
XBMXV01.9M444-Cyl. (M44)318ti
XBMXV02.5M526-Cyl. (M52)323is
XBMXV02.8M526-Cyl. (M52/S52)M Coupe, M Roadster, M3 & 328is
XBMXV02.8LEV6-Cyl. (M52)Z3 (2.5L & 2.8L), 323i, 328i & 528i
XBMXV04.4LEVV8 (M62)540i, 740i & 740iL
XBMXV05.4LEVV12 (M73)750iL
Fuel System Monitoring
XBMXV01.9M444-Cyl. (M44)318ti
XBMXV02.5M526-Cyl. (M52)323is
XBMXV02.8M526-Cyl. (M52/S52)M Coupe, M Roadster, M3 & 328is
XBMXV02.8LEV6-Cyl. (M52)Z3 (2.5L & 2.8L), 323i, 328i & 528i
XBMXV04.4LEVV8 (M62)540i, 740i & 740iL
XBMXV05.4LEVV12 (M73)750iL
Oxygen Sensor Monitoring
XBMXV01.9M444-Cyl. (M44)318ti
XBMXV02.5M526-Cyl. (M52)323is
XBMXV02.8M526-Cyl. (M52/S52)M Coupe, M Roadster, M3 & 328is
XBMXV02.8LEV6-Cyl. (M52)Z3 (2.5L & 2.8L), 323i, 328i & 528i
XBMXV04.4LEVV8 (M62)540i, 740i & 740iL
XBMXV05.4LEVV12 (M73)750iL
(1) Test group reference identification can be found on under-hood emission label. LEV stands for Low Emission Vehicle. ULEV stands for Ultra Low Emission Vehicle. TLEV stands for Transitional Low Emission Vehicle.
(1)Test group reference identification can be found on under-hood emission label. LEV stands for Low Emission Vehicle. ULEV stands for Ultra Low Emission Vehicle. TLEV stands for Transitional Low Emission Vehicle.

BMW TEST GROUP IDENTIFICATION