http://www.symtechlabs.com/support/knowledgebase/ 2012-02-05T19:45:06-05:00 http://www.symtechlabs.com/support/knowledgebase/ http://www.symtechlabs.com/support/knowledgebase/lib/tpl/arctic/images/favicon.ico text/html 2012-01-18T23:42:15-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0038?rev=1326948135&do=diff * Ensure the oxygen sensor’s heater circuit element is within the OEM’s specifications. * If using the heater circuit simulator included with the iO2SS, ensure it is connected to the correct wires. * Inspect the wiring harness for short circuits. * Ensure the oxygen sensor heater circuit’s fuse isn’t blown. * If this problem persists, your car may require a higher resistance heater circuit simulator. In this case, contact support@symtechlabs.com for further support. text/html 2012-01-18T23:41:20-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0037?rev=1326948080&do=diff * Ensure the oxygen sensor’s heater circuit element is within the OEM’s specifications. * If using the heater circuit simulator included with the iO2SS, ensure it is connected to the correct wires. * Inspect the wiring harness for open circuits. * Ensure the oxygen sensor heater circuit’s fuse isn’t blown. * If this problem persists, your car may require a lower resistance heater circuit simulator. In this case, contact support@symtechlabs.com for further support. text/html 2012-01-18T23:36:56-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0420?rev=1326947816&do=diff * If using an iO2SS in either automatic (signal augmentation) mode or manual (signal generation) mode, simply adjust the potentiometer to decrease the period of the signal and eliminate this error code. * If the problem persists, verify all other wiring and check all solder joints or crimp connectors for loose connections, frayed wires, or corrosion. text/html 2012-01-18T23:35:34-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0140?rev=1326947734&do=diff * Make sure the iO2SS is properly powered. Measure the unit's power input (red wire) when the engine is on; you should measure >12V. * Ensure the iO2SS's signal outputs (green wires) are connected to the appropriate oxygen sensor signal wires leading to the PCM. * Verify all other wiring and check all solder joints or crimp connectors for loose connections, frayed wires, or corrosion. * If using an iO2SS in automatic (signal augmentation) mode, your oxygen sensor may be damaged. Consider … text/html 2012-01-18T23:35:15-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0136?rev=1326947715&do=diff * Make sure the iO2SS is properly powered. Measure the unit's power input (red wire) when the engine is on; you should measure >12V. * Ensure the iO2SS's signal outputs (green wires) are connected to the appropriate oxygen sensor signal wires leading to the PCM. * Verify all other wiring and check all solder joints or crimp connectors for loose connections, frayed wires, or corrosion. * If using an iO2SS in manual (signal generation) mode, set DIP switch #3 to ON. * If using an iO2SS in… text/html 2012-01-18T23:32:20-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0137?rev=1326947540&do=diff * If using an iO2SS in manual (signal generation) mode, set DIP switch #3 to ON. * If using an iO2SS in automatic (signal augmentation) mode, your oxygen sensor may be damaged. Consider using the iO2SS in manual (signal generation) mode instead. text/html 2012-01-18T23:31:41-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0138?rev=1326947501&do=diff * If using an iO2SS in manual (signal generation) mode, set DIP switch #4 to ON. * If using an iO2SS in automatic (signal augmentation) mode, your oxygen sensor may be damaged. Consider using the iO2SS in manual (signal generation) mode instead. text/html 2012-01-18T13:06:20-05:00 symtechlabs http://www.symtechlabs.com/support/knowledgebase/io2ss:p0139?rev=1326909980&do=diff * If using an iO2SS in either automatic (signal augmentation) mode or manual (signal generation) mode, simply adjust the potentiometer to increase the period of the signal and eliminate this error code. Return to iO2SS Page