Index Isuzu Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross - service repair manual 1999-2002 year
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6E–296 TROOPER 6VE1 3.5L ENGINE DRIVEABILITY AND EMISSIONS DTC P0420 – TWC System Low Efficiency Bank 1 (Cont'd) Step No Yes Value(s) Action 6 Replace the three-way catalytic converter. NOTE: Check for conditions which may cause catalyst Diagnostic Aids). Is the action complete? — Go to Step 7 to verify repair — 7 1. Review and record the Tech 2 Failure Records data. engine coolant temperature monitored on the Tech 4. Run the engine to maintain the specified mass air flow range for at least 2 minutes. 5. Operate the vehicle to maintain DTC P0420 test conditions (refer to DTC Test Description in Diagnostic Support for detailed instructions). 6. Using a Tech 2, monitor “DTC” info for DTC P0420 until the DTC P0420 test runs. 7. Note the test result. Does the Tech 2 indicate DTC P0420 passed this Engine coolant temp: greater than 60 ° C (140 ° F). Mass air flow: between 8 g/second and 50 g/second Complete repair. If a symptom still exists, refer to Symptoms. Check the Procedure Refer to Diagnostic Aids |