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− − − − − − − − YES NO YES NO YES NO YES NO 11-324 Catalytic Converter System DTC Troubleshooting (cont’d) 13. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the 14. Test-drive for about 10 minutes, continually changing the vehicle speed. 15. Check the CATA MONITOR CONDITION B1 (B2) in the DATA LIST with the HDS. Go to step 16. Go to step 13 and recheck. 16. Test-drive under these conditions: • Engine coolant temperature (ECT SENSOR 1) above 158 °F (70 °C) • Transmission in D position or more with cruise control set 17. Monitor the OBD STATUS for DTC P0420 and/or P0430 in the DTCs MENU with the HDS. Go to step 18. Go to step 16 and recheck. 18. Continue test driving until a result comes on. 19. Check for Temporary DTCs or DTCs with the HDS. Check for poor connections or loose terminals at the secondary HO2S (sensor 2) and the Go to step 20. 20. Monitor the OBD STATUS for DTC P0420 and/or P0430 in the DTCs MENU with the HDS. Troubleshooting is complete. If any other Temporary DTCs or DTCs were indicated in step 19, If the screen indicates FAILED, check for poor connections or loose terminals at the secondary Is the condition OK ? Does the scr een indicate EX ECUT ING? Is DT C P0420 and/ or P0430 indicated? Does the scr een indicate PASSED? |