ESEN SKV Glow Plug Control Unit – 96SKV214 (BMW M57 Diesel)

Quick Info

ESEN SKV 96SKV214 is a glow plug control module (glow plug relay unit) for BMW 6-cylinder diesel engines.
Controls glow plug pre-heating and after-glow operation for improved cold starting and emissions control.

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Description

ESEN SKV 96SKV214 is an OE-style glow plug control unit used on BMW M57 diesel engines.

The module manages:

• Glow plug activation timing
• Glow plug current control
• After-glow operation after engine startup

This helps improve:

• Cold start performance
• Smooth idle after startup
• Emissions reduction
• Diesel combustion efficiency

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Deep Engine Compatibility

BMW Diesel Engines

✔️ M57N
✔️ M57N2

Specific Engine Variants

✔️ M57D25TU2
✔️ M57D30TU2

❌ Not for:

• N47
• N57
• B47
• B57
• 4-cylinder diesel engines

OEM cross references confirm this module belongs to the M57 generation glow system.

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Common Models

• E46 330d / 330xd
• E90 / E91 / E92 325d / 330d / 335d
• E60 / E61 525d / 530d / 535d
• E63 / E64 635d
• E65 / E66 730d / 730Ld
• E53 X5 3.0d
• E70 X5 xDrive30d / xDrive35d
• E71 X6 xDrive35d
• E83 X3 3.0d / 3.0sd

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Part Numbers

• ESEN SKV: 96SKV214
• BMW OE:
  • 12217788327
  • 12217801201
  • 7788327
  • 7801201

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Technical Details

• Type: Glow plug control unit / relay
• Voltage: 12V
• Connector type: Multi-pin control module
• Weight: 0.31kg

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Notes

• Direct OE-style replacement
• Common failure item on higher kilometre M57 engines
• Often replaced together with glow plugs

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Important

❗ Not a glow plug itself
❗ Not compatible with N57 glow systems
❗ Glow plugs should be tested if faults remain after replacement

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Common issues when faulty

• Hard cold starts
• Glow plug warning light
• Multiple glow plug fault codes
• Rough idle after startup
• Failed DPF regeneration support

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