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Old 04-14-2011, 02:26 AM
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bluebee bluebee is offline
Seek to understand,^Value
Location: San Jose, California
Join Date: Mar 2008
Posts: 25,236
Mein Auto: 02 BMW 525i M54 auto 130K
M54 ignition coils in-situ:
- Pictorial DIY for an M54 spark plug replacement on a 2002 BMW 525i E39 with 95K miles

M54 ignition coil #1, removed, showing #1 spark plug, #1 ignition coil, and #1 spark plug boot.

Old #1 spark plug removed from the M54 engine (at 98K miles) alongside a new replacement spark plug:
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Last edited by bluebee; 04-14-2011 at 02:44 AM.
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