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HOMESERVICE MANUALSBMW2007530XI 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 785 (ENGINE ELECTRICAL SYSTEM - REPAIR)TROUBLESHOOTING12 13 NOTES ON CHECKING IGNITION SYSTEM
2007 BMW 530xi 4D Sedan, Standard

12 13 Notes On Checking Ignition System

2007 BMW 530xi 4D Sedan, StandardSECTION 12 13 Notes On Checking Ignition System
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW M3, 2005 BMW M3, 2004 BMW M3, 2003 BMW M3, and 2002 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
NOTES ON CHECKING IGNITION SYSTEM

Troubleshooting:
  1. _>Fault in fuel injection system, refer to 12 13 ... FAULT IN FUEL INJECTION SYSTEM .
  2. _>Spark plug faults, refer to SPARK-PLUG FAULTS .
  3. _>Ignition coil faults, refer to IGNITION COIL FAULTS .
  4. _>Further fault patterns with evaluation, refer to FURTHER FAULT PATTERNS WITH EVALUATION .
  5. _>Additional fault notes for troubleshooting, refer to ADDITIONAL FAULT NOTES FOR TROUBLESHOOTING .
Oscillograms:
  1. _>Normal oscillogram, refer to NORMAL OSCILLOGRAM (M, S, W ENGINES ONLY) .
  2. _>Oscillograms of ignition coils from different manufacturers, refer to OSCILLOGRAMS OF IGNITION COILS FROM DIFFERENT MANUFACTURERS .
Check
  1. _>Secondary signal for stationary ignition distribution, refer to 12 13 ... CHECKING SECONDARY SIGNAL FOR STATIONARY IGNITION DISTRIBUTION .
RENDER: 1.0x

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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.