Ballenger Motorsports AFR500v2 Tuning Manual

Ballenger Motorsports AFR500v2 Tuning Manual

Precision oxygen concentration measurement system

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Ballenger Motorsports, Inc.
8052 Elm Drive, Ste G
Mechanicsville, VA 23111
AFR500v2 Tuning Manual
Ballenger Motorsports AFR500v2 Manual Rev 1.4a
Phone: (804) 915-7201
Fax: (804) 433-3825
www.bmotorsports.com
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1. Critical Product Notes
• Do calibrate your AFR500v2 in free air before first use!
• When powered, the oxygen sensor becomes very hot and will stay
very hot for some time after use. Take caution with this heated sensor
to avoid burns or ignition of flammable substances.
• Do not leave the sensor in the exhaust stream while disconnected
from the controller or unpowered. This will foul an oxygen sensor
rapidly.
• Do take extreme care when changing internal option jumpers in
AFR500v2 controller.
• Do not apply excessive voltage (more than 28V DC) to the harness.
• Do not allow the sensor to be dropped or be handled roughly; the
delicate ceramic internals may be damaged by mishandling.
• Do not modify the wiring harness.
• Do not run the wiring harness near hot or sharp objects. A short in
this harness could result in a fire.
• Do not use the wiring harness if it is damaged. Replace it.
• Do not expose the AFR500v2 to open weather conditions or water
as the enclosure is not fully sealed (contact us about sealing).
• Do not open or modify the oxygen sensor.
Please read this manual fully to understand the proper use of the
AFR500v2. Misuse, mishandling and a lack of understanding may
cause premature failure or inaccurate readings. We do not take
responsibility for and cannot warranty the AFR500v2 kit in cases of
improper use or improper applications.
Ballenger Motorsports does not accept any responsibility for incurred
damage as a result of using the AFR500v2.
Ballenger Motorsports AFR500v2 Manual Rev 1.4a
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Summary of Contents for Ballenger Motorsports AFR500v2

  • Page 1 • Do not use the wiring harness if it is damaged. Replace it. • Do not expose the AFR500v2 to open weather conditions or water as the enclosure is not fully sealed (contact us about sealing).
  • Page 2: Table Of Contents

    By measuring the current required to pump the oxygen in or out, the air The AFR500v2 is a major iteration on the AFR500. All features & fuel ratio (lambda) can be estimated. Note that the measured air fuel...
  • Page 3: Wiring Installation

    Red – Primary Power If you wish to install the AFR500v2 across a firewall, it is relatively Orange, White, Blue, Pink – Sensor Specific wires simple to de-pin the Deutsch connector at the AFR500v2 controller. If the numbers on the back of the Deutsch connector are unreadable, Yellow –...
  • Page 4: Setting & Explanation Of Options

    AFR500v2. See section 9 on how to check your configuration options, you do not If you connect the main ground of an AFR500v2 to a vehicle and the need to open the AFR500v2 to check your settings!
  • Page 5: Display Of Configuration Options (Check Settings)

    3 No Jumper, 4 Jumpered – Lambda Display 3 Jumpered, 4 Jumpered – No Function 9. Display of Configuration Options (Check Settings) When power is applied, the AFR500v2 will display your configuration options. The first two digits on display during boot indicate Sensor configuration.
  • Page 6: Calibration

    Ideally the sensor is installed off vertical between the 10 and 2 clock positions 1. Connect the wiring harness to the AFR500v2 controller and to (see Fig 4). the oxygen sensor without power and ground. Hold the sensor...
  • Page 7: Analog Output

    (default), Methanol AFR, & Lambda. Lambda provides the most flexible display option for modern mixed fuels, as stoichiometric The AFR500v2 has a 0v to 5v linear voltage output where 0v is equal combustion in all compatible fuels will display as a lambda value of to 9:1 air-fuel ratio for gasoline and 5v is equal to 16:1 air-fuel ratio 1.
  • Page 8: How To Maximize Sensor Life

    01054 or Heat Sink Bung Extenders such as SNSR-01065 are 6. Wiring in harness is loose; pull each wire individually on each strongly recommended. connector to validate fully seated terminals. Ballenger Motorsports AFR500v2 Manual Rev 1.4a - 15 - Ballenger Motorsports AFR500v2 Manual Rev 1.4a - 16 -...
  • Page 9: Spare Parts

    18. Spare Parts Spare parts may be purchased from your preferred dealer or Ballenger Motorsports directly at www.bmotorsports.com . All parts work with the AFR500, AFR500v2, & NGK Powerdex AFX except where noted. Part Number Description SNSR-00990 AFR500v2 Air Fuel Ratio Monitor Kit...

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