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Does the screen indicate PASSED? YES -Troubleshooting is complete. If any other Temporary DTCs or DTCs were indicated in step 27, go NO -If the screen indicates FAILED, check for poor connections or loose terminals at the secondary 29. Reconnect all connectors. 30. Update the ECM/PCM if it does not have the latest software (see UPDATING THE ECM/PCM ), or substitute a known-good ECM/PCM (see SUBSTITUTING THE ECM/PCM ). 31. Start the engine, and let it idle without load (in Park or neutral) until the radiator fan comes on. 32. Test-drive under these conditions: Engine coolant temperature (ECT SENSOR 1) above 158°F (70°C) A/T in D position (M/T in 4th gear) Engine speed at 1,500-3,000 rpm Drive 1 minute or more 33. Check for Temporary DTCs or DTCs with the HDS. Is DTC P0138 indicated? YES -Check for poor connections or loose terminals at the secondary HO2S (Sensor 2) and the NO -Go to step 34. 34. Monitor the OBD STATUS for DTC P0138 in the DTCs MENU with the HDS. Does the screen indicate PASSED? YES -If the ECM/PCM was updated, troubleshooting is complete. If the ECM/PCM was substituted, NO -If the screen indicates FAILED, check for poor connections or loose terminals at the secondary DTC P0139: SECONDARY HO2S (SENSOR 2) SLOW RESPONSE
2007 Honda Element EX 2007-2008 ENGINE PERFORMANCE PGM-FI System - Element
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