| BWD/NIEHOFF SN7139 Specifications |
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| Attachment Method I | Bolt On | | Color/Finish I | Black | | Connector Gender I | Female | | Connector Quantity I | 1 | | Connector Shape I | Rectangular | | Connector Type I | Plug In | | Hardware Included I | No | | Mounting Bracket(s) Included I | No | | Mounting Hardware Included I | No | | Mounting Location I | Trans Mount | | Mounting Type I | Bolt Mount | | New or Reman I | New | | Number of Bolt Holes I | 1 | | O.E.M. Replacement I | Yes | | Port Quantity I | 1 | | Terminal Gender I | Male | | Terminal Quantity I | 3 | | Terminal Type I | Blade |
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 Symptoms of a Failing Speed Sensor vs. ABS Wheel Speed Sensor Some vehicles may use the same part for both a Speed Sensor and an ABS Wheel Speed Sensor, while others may use two different parts. These parts serve different systems of the vehicle and may fail for different reasons - it is important to replace the proper sensor to fix the underlying issue.
SPEED SENSOR
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The Speed Sensor(s) measure rotational speed of the transmission shafts. Common failure symptoms include:
- Erratic Speedometer Behavior
- Harsh or Improper Shifting
- Loss of Cruise Control
- Surging or Hesitation
- Check Engine Light On
Located in 'Electrical' |
| ABS WHEEL SPEED SENSOR |
The Anti-Lock Brake System (ABS) sensor monitors wheel speed. Common failure symptoms include:
- ABS Light On
- Brake Pulsing
- No / Erratic Traction or Stability Control
- No / Erratic ABS Operation
- Braking Without Pedal Contact
Located in 'Brake & Wheel Hub' |
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