Haltech Wideband 02 Controller Manual Manuel d'utilisateur

Haltech Wideband Controller (HWC) Manual Warning! The Oxygen Sensor used in this device gets very hot in operation. Do not tou

5. Calibration There are two types of calibration for the HWC: free air calibration and sensor heater calibration. Sensor heater calibration and fir

6. Remote display and recording of Lambda and/or AFR In many applications it may be desirable to monitor the air-fuel data remotely using a dash-mou

6.3 Haltech Digital Display (HDD) 1. Connect the Serial OUT connection (unmarked) to the Serial IN connection of the HDD1 (marked) with the included

8. Tips, Tricks and Troubleshooting 8.1 General measurement requirements The HWC measures the air-fuel-ratio by measuring the amount of oxygen in th

8.7 Sensor Timing Errors These errors are typically encountered when the sensor does not have outside air available as reference gas. If you encount

Note: The analog outputs are NOT designed to power other devices or sensors. So using the flat-line setting at 5V and expecting to power a sensor fr

b. Vehicle has a 2-wire sensor: While the engine is off determine which of the 2 wires has a low resistance between the wire and the sensor body. This

Appendix B: LED blinking codes 1. Blinking steady about 2 times/second: Warming up 2. Blinking steady at about 4 times/second: Heater calibration

Appendix C: HWC Error Codes and Troubleshooting Tips Error Code Error Message Likely Root Cause Fix Error 1 Heater circuit shorted 1. Short in

Appendix C: Limited Warranty LIMITED WARRANTY Haltech stands behind the quality of its products. Haltech makes the following warranty to purchasers

1. Overview... 3 2

Revision History 1.0 – 12/05/05 Initial release - 20 -

1. Overview The HWC is a stand-alone Wideband Controller used to measure the Air/Fuel Ratio (AFR) or Lambda for an engine. For gasoline-driven engine

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3. Mounting and Connecting the Wideband Controller 1. Find a suitable location under your vehicle where the Controller body can be mounted. Using zip

3.1 Indicator LED and Calibration button hookup: Any color LED can be used. A typical LED has 2 wires called Anode and Cathode. The Cathode side is

Do NOT install the Bung below the 3 o'clock or 9 o'clock position. Condensation can form in the exhaust pipe and permanently damage the se

3.3 How to fabricate a copper heat sink Use a 4” x 4” (10cm x 10 cm) sheet of copper sheet metal 14ga (1.5mm) thick. Drill a hole in the center with

4. First Time Use 1. Do not connect the sensor yet. 2. Switch 12V supply to the HWC on and wait for 10 seconds. 3. Switch the 12V supply off af