HomeTools and Equipment > Hardware, Fasteners and FittingsMotorad 12406S Fuel Cap Tester Adapter
Part #: 12406S

Motorad 12406S Fuel Cap Tester Adapter

⚙️ 286 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, Mini, Ford, and Mercury, 128i, 135i, Cooper, Cooper Countryman, 750Li, 750i, 760Li, 325Ci, 760i, M3, 325i, 325xi, 330Ci, 330i, 330xi, 745i, 745Li, 545i, 525i, 530i, 540i, M5, 528i, Z3, Fiesta, E-100 Econoline, E-100 Econoline Club Wagon, E-150 Econoline, E-150 Econoline Club Wagon, E-250 Econoline, E-250 Econoline Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, Capri, Bronco, F-100, F-150, F-250, F-350, E-200 Econoline, and E-300 Econoline
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Overview of Motorad Fuel Cap Tester Adapter 12406S

The Motorad Fuel Cap Tester Adapter 12406S is designed for precise fuel system diagnostics on select BMW, Ford, Mercury, and Mini vehicles. This adapter ensures accurate pressure testing by providing a secure connection to the fuel cap, essential for maintaining proper fuel system performance.

  • Compatible with multiple BMW models including 128i, 135i, 325i, 330i, 525i, 530i, 540i, 745i, 750i, 760i, M3, M5, and Z3
  • Fits Ford and Mercury vehicles such as Bronco, Capri, Fiesta, and various Econoline and F-Series trucks
  • Works with Mini Cooper and Cooper Countryman models
  • Part number 12406S ensures exact fit and reliable testing
  • Freight class 85 for streamlined shipping and handling

Detailed Product Description

The Motorad 12406S Fuel Cap Tester Adapter is engineered to connect seamlessly with the fuel caps of specific BMW, Ford, Mercury, and Mini vehicles. This adapter facilitates accurate fuel system pressure testing by creating a tight seal, which is critical for diagnosing leaks or pressure irregularities. Its compatibility with a broad range of models, including BMW 325xi, 330xi, 745Li, 750Li, and 760Li, as well as Ford Econoline series and F-Series trucks, makes it a versatile tool for automotive professionals. The adapter’s design supports efficient testing procedures, helping technicians identify fuel system issues without damaging the fuel cap or surrounding components.

Applications and Problem Solving

  • Detects fuel system leaks that cause check engine lights
  • Helps verify fuel cap integrity and pressure retention
  • Assists in diagnosing evaporative emission system faults
  • Prevents misdiagnosis related to fuel cap pressure loss
  • Supports routine maintenance and emissions testing compliance

Installation Notes and Tips

  • Ensure the vehicle’s engine is off and cooled before installation
  • Confirm compatibility with the specific make and model before use
  • Attach the adapter securely to the fuel cap to avoid pressure leaks during testing
  • Follow the fuel system tester manufacturer’s instructions for proper use
  • Inspect the adapter for damage or wear before each use to maintain accuracy

Quality Assurance and Warranty

Motorad maintains strict quality control standards for the 12406S Fuel Cap Tester Adapter to ensure durability and reliable performance. While specific warranty details are not provided, Motorad products typically meet industry standards for automotive diagnostic tools. Users should verify warranty coverage through authorized distributors or product documentation.

BrandMotorad
Part Number12406S
Freight Class85

This part fits 286 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2012BMW128i3.0LL6N/A
2012BMW135i3.0LL6N/A
2012MiniCooper1.6LL4N/A
2012MiniCooper Countryman1.6LL4N/A
2008BMW750Li4.8LV8N/A
2007BMW750i4.8LV8N/A
2007BMW750Li4.8LV8N/A
2007BMW760Li6.0LV12N/A
2006BMW325Ci2.5LL6N/A
2006BMW750i4.8LV8N/A
2006BMW750Li4.8LV8N/A
2006BMW760i6.0LV12N/A
2006BMW760Li6.0LV12N/A
2006BMWM33.2LL6N/A
2005BMW325Ci2.5LL6N/A
2005BMW325i2.5LL6N/A
2005BMW325xi2.5LL6N/A
2005BMW330Ci3.0LL6N/A
2005BMW330i3.0LL6N/A
2005BMW330xi3.0LL6N/A
2005BMW745i4.4LV8N/A
2005BMW745Li4.4LV8N/A
2005BMW760i6.0LV12N/A
2005BMWM33.2LL6N/A
2004BMW325Ci2.5LL6N/A
2004BMW325i2.5LL6N/A
2004BMW325xi2.5LL6N/A
2004BMW330Ci3.0LL6N/A
2004BMW330i3.0LL6N/A
2004BMW330xi3.0LL6N/A
2004BMW545i4.4LV8N/A
2004BMW745i4.4LV8N/A
2004BMW745Li4.4LV8N/A
2004BMW760i6.0LV12N/A
2004BMWM33.2LL6N/A
2003BMW325Ci2.5LL6N/A
2003BMW325i2.5LL6N/A
2003BMW325xi2.5LL6N/A
2003BMW330Ci3.0LL6N/A
2003BMW330i3.0LL6N/A
2003BMW330xi3.0LL6N/A
2003BMW525i2.5LL6N/A
2003BMW530i3.0LL6N/A
2003BMW540i4.4LV8N/A
2003BMW745i4.4LV8N/A
2003BMW745Li4.4LV8N/A
2003BMW760Li6.0LV12N/A
2003BMWM33.2LL6N/A
2003BMWM55.0LV8N/A
2003BMWM54.9LV8N/A
2002BMW325Ci2.5LL6N/A
2002BMW325i2.5LL6N/A
2002BMW325xi2.5LL6N/A
2002BMW330Ci3.0LL6N/A
2002BMW330i3.0LL6N/A
2002BMW330xi3.0LL6N/A
2002BMW530i3.0LL6N/A
2002BMW540i4.4LV8N/A
2002BMW745i4.4LV8N/A
2002BMW745Li4.4LV8N/A
2002BMWM33.2LL6N/A
2002BMWM55.0LV8N/A
2002BMWM54.9LV8N/A
2001BMW325Ci2.5LL6N/A
2001BMW325i2.5LL6N/A
2001BMW325xi2.5LL6N/A
2001BMW330Ci3.0LL6N/A
2001BMW330i3.0LL6N/A
2001BMW330xi3.0LL6N/A
2001BMW525i2.5LL6N/A
2001BMW530i3.0LL6N/A
2001BMW540i4.4LV8N/A
2001BMWM33.2LL6N/A
2001BMWM55.0LV8N/A
2001BMWM54.9LV8N/A
1999BMW528i2.8LL6N/A
1999BMW540i4.4LV8N/A
1998BMWZ32.8LL6N/A
1998BMWZ31.9LL4N/A
1997BMWZ32.8LL6N/A
1997BMWZ31.9LL4N/A
1996BMWZ31.9LL4N/A
1980FordFiesta1.6LL4N/A
1979FordFiesta1.6LL4N/A
1978FordFiesta1.6LL4N/A
1977FordE-100 Econoline5.8LV8N/Awith Evaporative Emission
1977FordE-100 Econoline4.9LL6N/Awith Evaporative Emission
1977FordE-100 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1977FordE-100 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1977FordE-150 Econoline5.8LV8N/Awith Evaporative Emission
1977FordE-150 Econoline4.9LL6N/Awith Evaporative Emission
1977FordE-150 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1977FordE-150 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1977FordE-250 Econoline7.5LV8N/Awith Evaporative Emission
1977FordE-250 Econoline5.8LV8N/Awith Evaporative Emission
1977FordE-250 Econoline4.9LL6N/Awith Evaporative Emission
1977FordE-250 Econoline Club Wagon7.5LV8N/Awith Evaporative Emission
1977FordE-250 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1977FordE-250 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1977FordE-350 Econoline7.5LV8N/Awith Evaporative Emission
1977FordE-350 Econoline5.8LV8N/Awith Evaporative Emission
1977FordE-350 Econoline4.9LL6N/Awith Evaporative Emission
1977FordE-350 Econoline Club Wagon7.5LV8N/Awith Evaporative Emission
1977FordE-350 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1977FordE-350 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1977MercuryCapri2.8LV6N/A
1977MercuryCapri2.3LL4N/A
1976FordBronco5.0LV8N/A
1976FordE-100 Econoline5.8LV8N/Awith Evaporative Emission
1976FordE-100 Econoline4.9LL6N/Awith Evaporative Emission
1976FordE-100 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1976FordE-100 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1976FordE-150 Econoline5.8LV8N/Awith Evaporative Emission
1976FordE-150 Econoline4.9LL6N/Awith Evaporative Emission
1976FordE-150 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1976FordE-150 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1976FordE-250 Econoline7.5LV8N/Awith Evaporative Emission
1976FordE-250 Econoline5.8LV8N/Awith Evaporative Emission
1976FordE-250 Econoline4.9LL6N/Awith Evaporative Emission
1976FordE-250 Econoline Club Wagon7.5LV8N/Awith Evaporative Emission
1976FordE-250 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1976FordE-350 Econoline7.5LV8N/Awith Evaporative Emission
1976FordE-350 Econoline5.8LV8N/Awith Evaporative Emission
1976FordE-350 Econoline4.9LL6N/Awith Evaporative Emission
1976FordF-1006.4LV8N/A
1976FordF-1005.9LV8N/A
1976FordF-1005.0LV8N/A
1976FordF-1004.9LL6N/A
1976FordF-1507.5LV8N/Awith Evaporative Emission
1976FordF-1506.4LV8N/Awith Evaporative Emission
1976FordF-1505.9LV8N/Awith Evaporative Emission
1976FordF-1505.0LV8N/Awith Evaporative Emission
1976FordF-1504.9LL6N/Awith Evaporative Emission
1976FordF-2507.5LV8N/Awith Evaporative Emission
1976FordF-2506.4LV8N/Awith Evaporative Emission
1976FordF-2505.9LV8N/Awith Evaporative Emission
1976FordF-2504.9LL6N/Awith Evaporative Emission
1976FordF-3507.5LV8N/Awith Evaporative Emission
1976FordF-3506.4LV8N/Awith Evaporative Emission
1976FordF-3505.9LV8N/Awith Evaporative Emission
1976FordF-3505.0LV8N/Awith Evaporative Emission
1976FordF-3504.9LL6N/Awith Evaporative Emission
1976MercuryCapri2.8LV6N/A
1976MercuryCapri2.3LL4N/A
1975FordBronco5.0LV8N/A
1975FordE-100 Econoline5.8LV8N/Awith Evaporative Emission
1975FordE-100 Econoline5.0LV8N/Awith Evaporative Emission
1975FordE-100 Econoline4.9LL6N/Awith Evaporative Emission
1975FordE-100 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1975FordE-100 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1975FordE-150 Econoline5.8LV8N/Awith Evaporative Emission
1975FordE-150 Econoline5.0LV8N/Awith Evaporative Emission
1975FordE-150 Econoline4.9LL6N/Awith Evaporative Emission
1975FordE-150 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1975FordE-150 Econoline Club Wagon4.9LL6N/Awith Evaporative Emission
1975FordE-250 Econoline7.5LV8N/Awith Evaporative Emission
1975FordE-250 Econoline5.8LV8N/Awith Evaporative Emission
1975FordE-250 Econoline5.0LV8N/Awith Evaporative Emission
1975FordE-250 Econoline4.9LL6N/Awith Evaporative Emission
1975FordE-250 Econoline Club Wagon7.5LV8N/Awith Evaporative Emission
1975FordE-250 Econoline Club Wagon5.8LV8N/Awith Evaporative Emission
1975FordE-350 Econoline7.5LV8N/Awith Evaporative Emission
1975FordE-350 Econoline5.8LV8N/Awith Evaporative Emission
1975FordE-350 Econoline5.0LV8N/Awith Evaporative Emission
1975FordE-350 Econoline4.9LL6N/Awith Evaporative Emission
1975FordF-1006.4LV8N/A
1975FordF-1005.9LV8N/A
1975FordF-1005.0LV8N/A
1975FordF-1004.9LL6N/A
1975FordF-1507.5LV8N/Awith Evaporative Emission
1975FordF-1506.4LV8N/Awith Evaporative Emission
1975FordF-1505.9LV8N/Awith Evaporative Emission
1975FordF-1505.0LV8N/Awith Evaporative Emission
1975FordF-1504.9LL6N/Awith Evaporative Emission
1975FordF-2507.5LV8N/Awith Evaporative Emission
1975FordF-2506.4LV8N/Awith Evaporative Emission
1975FordF-2505.9LV8N/Awith Evaporative Emission
1975FordF-2504.9LL6N/Awith Evaporative Emission
1975FordF-3507.5LV8N/Awith Evaporative Emission
1975FordF-3506.4LV8N/Awith Evaporative Emission
1975FordF-3505.9LV8N/Awith Evaporative Emission
1975FordF-3505.0LV8N/Awith Evaporative Emission
1975FordF-3504.9LL6N/Awith Evaporative Emission
1974FordBronco5.0LV8N/A
1974FordBroncoN/A
1974FordBronco3.3LL6N/A
1974FordE-100 Econoline5.0LV8N/Awith Evaporative Emission
1974FordE-100 EconolineN/Awith Evaporative Emission
1974FordE-100 Econoline4.9LL6N/Awith Evaporative Emission
1974FordE-100 Econoline3.9LL6N/Awith Evaporative Emission
1974FordF-1007.5LV8N/A
1974FordF-1006.4LV8N/A
1974FordF-1005.9LV8N/A
1974FordF-1005.0LV8N/A
1974FordF-100N/A
1974FordF-1004.9LL6N/A
1974FordF-1003.9LL6N/A
1974FordF-2507.5LV8N/Awith Evaporative Emission
1974FordF-2506.4LV8N/Awith Evaporative Emission
1974FordF-2505.9LV8N/Awith Evaporative Emission
1974FordF-2505.0LV8N/Awith Evaporative Emission
1974FordF-250N/Awith Evaporative Emission
1974FordF-2504.9LL6N/Awith Evaporative Emission
1974FordF-2503.9LL6N/Awith Evaporative Emission
1974FordF-3507.5LV8N/Awith Evaporative Emission
1974FordF-3506.4LV8N/Awith Evaporative Emission
1974FordF-3505.9LV8N/Awith Evaporative Emission
1974FordF-3505.0LV8N/Awith Evaporative Emission
1974FordF-350N/Awith Evaporative Emission
1974FordF-3504.9LL6N/Awith Evaporative Emission
1974FordF-3503.9LL6N/Awith Evaporative Emission
1973FordBronco5.0LV8N/A
1973FordBroncoN/A
1973FordBronco3.3LL6N/A
1973FordE-100 Econoline5.0LV8N/Awith Evaporative Emission
1973FordE-100 EconolineN/Awith Evaporative Emission
1973FordE-100 Econoline4.9LL6N/Awith Evaporative Emission
1973FordE-100 Econoline3.9LL6N/Awith Evaporative Emission
1973FordF-1007.5LV8N/A
1973FordF-1006.4LV8N/A
1973FordF-1005.9LV8N/A
1973FordF-1005.0LV8N/A
1973FordF-100N/A
1973FordF-1004.9LL6N/A
1973FordF-1003.9LL6N/A
1973FordF-2507.5LV8N/Awith Evaporative Emission
1973FordF-2506.4LV8N/Awith Evaporative Emission
1973FordF-2505.9LV8N/Awith Evaporative Emission
1973FordF-2505.0LV8N/Awith Evaporative Emission
1973FordF-250N/Awith Evaporative Emission
1973FordF-2504.9LL6N/Awith Evaporative Emission
1973FordF-2503.9LL6N/Awith Evaporative Emission
1973FordF-3507.5LV8N/Awith Evaporative Emission
1973FordF-3506.4LV8N/Awith Evaporative Emission
1973FordF-3505.9LV8N/Awith Evaporative Emission
1973FordF-3505.0LV8N/Awith Evaporative Emission
1973FordF-350N/Awith Evaporative Emission
1973FordF-3504.9LL6N/Awith Evaporative Emission
1973FordF-3503.9LL6N/Awith Evaporative Emission
1972FordBronco5.0LV8N/A
1972FordBroncoN/A
1972FordBronco2.8LL6N/A
1972FordE-100 Econoline5.0LV8N/Awith Evaporative Emission
1972FordE-100 EconolineN/Awith Evaporative Emission
1972FordE-100 Econoline4.9LL6N/Awith Evaporative Emission
1972FordE-100 Econoline3.9LL6N/Awith Evaporative Emission
1972FordF-1006.4LV8N/A
1972FordF-1005.9LV8N/A
1972FordF-1005.0LV8N/A
1972FordF-100N/A
1972FordF-1004.9LL6N/A
1972FordF-1003.9LL6N/A
1972FordF-2506.4LV8N/Awith Evaporative Emission
1972FordF-2505.9LV8N/Awith Evaporative Emission
1972FordF-2505.0LV8N/Awith Evaporative Emission
1972FordF-250N/Awith Evaporative Emission
1972FordF-2504.9LL6N/Awith Evaporative Emission
1972FordF-2503.9LL6N/Awith Evaporative Emission
1972FordF-3506.4LV8N/Awith Evaporative Emission
1972FordF-3505.9LV8N/Awith Evaporative Emission
1972FordF-3505.0LV8N/Awith Evaporative Emission
1972FordF-350N/Awith Evaporative Emission
1972FordF-3504.9LL6N/Awith Evaporative Emission
1972FordF-3503.9LL6N/Awith Evaporative Emission
1971FordBronco5.0LV8N/A
1971FordBroncoN/A
1971FordBronco2.8LL6N/A
1971FordE-100 Econoline5.0LV8N/Awith Evaporative Emission
1971FordE-100 EconolineN/Awith Evaporative Emission
1971FordE-100 Econoline3.9LL6N/Awith Evaporative Emission
1971FordE-100 Econoline2.8LL6N/Awith Evaporative Emission
1971FordF-1006.4LV8N/A
1971FordF-1005.9LV8N/A
1971FordF-1005.0LV8N/A
1971FordF-100N/A
1971FordF-1004.9LL6N/A
1971FordF-1003.9LL6N/A
1971FordF-2506.4LV8N/Awith Evaporative Emission
1971FordF-2505.9LV8N/Awith Evaporative Emission
1971FordF-2505.0LV8N/Awith Evaporative Emission
1971FordF-2504.9LL6N/Awith Evaporative Emission
1971FordF-2503.9LL6N/Awith Evaporative Emission
1971FordF-3506.4LV8N/Awith Evaporative Emission
1971FordF-3505.9LV8N/Awith Evaporative Emission
1971FordF-3504.9LL6N/Awith Evaporative Emission
1971FordF-3503.9LL6N/Awith Evaporative Emission

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1240612406S

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.