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Porsche > 996 (911) (1997-2005) > 996 C2 3.4L 1997-08/01 > Engine Electrical > Wiring Harness / Cables >

Engine harness wiring loom. Porsche 944 turbo from 1987  ❭  9516070210

Engine harness wiring loom. Porsche 944 turbo from 1987 - 95160702102, 95160702103, 95160702106, 95160702108
2
Check vehicle fitment
9516070210
Product Information
Product Information
Engine harness wiring loom.

retroline

Fits:
Porsche 944 turbo - from 1987

Complete engine Harness for the Porsche 944 turbo

• Female 35 pin connector to DME
• Female 25 pin connector to knock control

Connectors for:
• Diagnosis
• Altitude correction unit (chassis part to be re-used from old harness)
• Reference mark sensor
• Speed sensor
• Cycle valve
• Oxygen sensor
• 4 x injector
• Test socket
• DME connection plug
• Knock sensor
• Idle positioner
• Temp switch turbo charger
• Temp switch NTC2
• Water temp
• Oil press
• Throttle switch
• Airflow sensor

Special order made to order parts please allow 2 – 4 weeks

Comes with detailed connection diagram.

* Please note that the plastic chassis part of the 8 pole connector 944.612.554.00 needs to be re-used because it's no longer available new.

Diagram ref no 2

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9516070210
95160702102
95160702103
95160702106
95160702108

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Tiptronic switch unit harness. Porsche 996 >>2001 - 99632561100
6
Tiptronic switch unit harness. Porsche 996 >>2001
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99632561100
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Tiptronic switch unit harness.
porsche

Fits:
Porsche 996 C2 / C4 >>2001 Tiptronic transmission

Click 'Zoom in' for large parts diagram.
Diagram ref no 9

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Engine Ground Cable. Porsche 996 / 997.1 / 987 Boxster 1998-08 - 99760703000, 99660703000
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Engine Ground Cable. Porsche 996 / 997.1 / 987 Boxster 1998-08
Special Order item
99760703000
Product Information
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Engine Ground Cable. 

Fits:
Porsche 987 Boxster 2005>>2005
Porsche 996 Carrera 1998>>2005
Porsche 997.1 Carrera MKI 2005>>2008

Diagram Ref No 25

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Battery Ground Cable, RHD (Right Hand Drive). Porsche 986 / 987 / 996 / 997.1 / 997.2 1997>>2013 - 99761109100, 99661109100, 99661109101, 99661109105, 99661109106
2
Battery Ground Cable, RHD (Right Hand Drive). Porsche 986 / 987 / 996 / 997.1 / 997.2 1997>>2013
Special Order item
99761109100
Product Information
Product Information
Battery Ground Cable, RHD (Right Hand Drive).

This Porsche Battery Ground Cable, RHD is a genuine OEM electrical cable designed specifically for right-hand drive models only. This heavy-duty cable connects the battery’s negative terminal to the chassis, providing the essential earth/ground connection that keeps your Porsche’s electrical system stable and reliable.

Fits:

  • Porsche Boxster 986 2.5L 1997-99
  • Porsche Boxster 986 2.7L 1999-02
  • Porsche Boxster S 986 3.2L 1999-02
  • Porsche Boxster 986 2.7L 2003-04
  • Porsche Boxster S 986 3.2L 2003-04
  • Porsche Boxster 987 2.7L 2005 -08/08
  • Porsche Boxster 987 S 3.2/3.4L 2005-08/08
  • Porsche Boxster 987 MKII 2.9L 2009-2012
  • Porsche Boxster S 987 MKII 3.4L 2009-2012
  • Porsche 996 C2 3.4L 1997-08/01
  • Porsche 996 C4 3.4L 1997-08/01
  • Porsche 996 C2 3.6L 09/01-2005
  • Porsche 996 C4 3.6L 09/01-2005
  • Porsche 996 C4S 3.6L 09/01-2005
  • Porsche 996 TURBO 2000-05
  • Porsche 996 GT2 2001-05
  • Porsche 996 GT3 MKI 1999-02
  • Porsche 996 GT3 MKII 2003>>
  • Porsche 997 Carrera 2 3.6L 2005-08
  • Porsche 997 Carrera 2S 3.8L 2005-08
  • Porsche 997 Carrera 4 3.6L 2005-08
  • Porsche 997 Carrera 4S 3.8L 2005-08
  • Porsche 997 TURBO 2007-09
  • Porsche 997 GT3 2007-09
  • Porsche 997 GT2 2007-09
  • Porsche 997 MKII Carrera C2 3.6L 2009-12
  • Porsche 997 MKII Carrera C4 3.6L 2009-12
  • Porsche 997 MKII Carrera C2S 3.8L 2009-12
  • Porsche 997 MKII Carrera C4S 3.8L 2009-12
  • Porsche 997 MKII GT3 2010-11
  • Porsche 997 MKII Turbo 2010-13
  • Porsche 997 MKII GT2 RS 2011-13
  • Porsche Cayman 2.7L 987C 2006-08
  • Porsche Cayman S 3.4L 987C 2005-08
  • Porsche Cayman 2.9L 987C MKII 2009-12
  • Porsche Cayman S / R 3.4L 987C MKII 2009-12

What This Product Does:
The battery ground cable is a heavy-duty electrical cable that connects the negative terminal of the battery to the chassis/engine ground. On right-hand drive (RHD) Porsche models, it is designed with the correct length and routing for proper fitment.

Functions:

  • Provides the primary earth/ground connection for the vehicle’s electrical system.
  • Ensures stable current flow between the battery, starter, alternator, and electronic modules.
  • Helps deliver consistent starting power and prevents voltage drops.
  • Protects sensitive electronic components by maintaining proper grounding.

Symptoms Of A Faulty Battery Ground Cable:
  • Hard starting or intermittent no-start condition.
  • Electrical faults such as flickering lights or warning messages.
  • Battery not charging properly due to poor grounding.
  • Slow cranking from the starter motor.
  • Visible corrosion or fraying on the cable or terminals.

Why Replacement Matters:
The ground cable is a critical link in the electrical system. A poor connection can cause starting issues, electrical malfunctions, or even damage to control modules.
Replacing it with a genuine OEM cable ensures:
  • Correct fitment for RHD (Right Hand Drive) Porsche models.
  • Reliable starting and charging performance.
  • Long-term corrosion resistance and durability.
  • Protection for sensitive electronics.

Diagram Ref No 1



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99761109100
99761109100
99661109100
99661109101
99661109105
99661109106

The product you are viewing cross references to these numbers