Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW1987L7 (E23) L6-3430CC 3.4L SOHC (M30)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSSERVICE TESTER - REVISED AND EXPANDED SOFTWAREOVERVIEW
1987 BMW L7 (E23) L6-3430cc 3.4L SOHC (M30)
Service Tester - Revised and Expanded Software: Overview
1987 BMW L7 (E23) L6-3430cc 3.4L SOHC (M30)SECTION Overview
90bmw12 Group 00
Maintenance and
General Hints
Bulletin Number 00 15 89 (1895)
Woodcliff Lake, NJ July 1990
Service Engineering
This Advance Dealer Bulletin (orange) supersedes S.I. 00 15 89 (1895) dated January
1990. Please remove and discard S.I. 00 15 89 (1895) dated January 1990 from your S.I. binder.
SUBJECT: BMW Service Tester Diskette Version 8.0 A&B
MODELS: All Equipped wah Diagnostic Link (except E31)
Situation: A revised and expanded version of the BMW Service tester software has been developed. With the release of Version 8.0, all prior versions are invalid.
Parts
Information: Copies of diskette version 8.0 will be delivered to you by your District Service Manager.
Maintenance and
General Hints
Bulletin Number 00 15 89 (1895)
Woodcliff Lake, NJ July 1990
Service Engineering
This Advance Dealer Bulletin (orange) supersedes S.I. 00 15 89 (1895) dated January
1990. Please remove and discard S.I. 00 15 89 (1895) dated January 1990 from your S.I. binder.
SUBJECT: BMW Service Tester Diskette Version 8.0 A&B
MODELS: All Equipped wah Diagnostic Link (except E31)
Situation: A revised and expanded version of the BMW Service tester software has been developed. With the release of Version 8.0, all prior versions are invalid.
Version 8.0 Main Menu:
Parts
Information: Copies of diskette version 8.0 will be delivered to you by your District Service Manager.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.