Web3 nov. 2024 · Upon replacement my reader showed the O2 sensor AND the Catalyst Monitor to be incomplete. I drove 1 long cycle that is supposed to reset the entire sensor system and, as a result, the O2 sensor was OK and the Catalyst Monitor still Incomplete 5 more short cycles and 2 more long cycles later, the Catalyst Monitor is still incomplete. Web3 dec. 2015 · CAT MONITOR - Catalytic Converter Efficiency Diagnostics (do not interrupt this portion of the test and must be conducted directly after step 2 above has been performed). With engine temp greater than 80°C: - Drive vehicle with transmission still in position D for 3 minutes at 47-55 mph.
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Web14 nov. 2024 · The Catalyst Monitor is a “Two-Trip” Monitor. If a fault is found on the first trip, the computer temporarily saves the fault in its memory as a Pending Code. The … Weboff, the readiness monitors are set. If it blinks five times, the readiness monitors are not set. Drive Cycles to Reset OBD II Monitors . The following paragraphs include information for manufacturer specific information regarding drive cycles. If your vehicle make is not listed below, the following “generic” drive cycles are available: taylor copperline
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WebIn the lower left-hand corner, notice that the catalyst and evap monitors are not complete and the MIL status is OFF, but there’s one pending DTC (P0420). The initial Mode $06 test is enough to elevate the P0420 to pending status. Shop 3. This technician retrieves the DTC and checks Mode $06 data, which confirms that the problem exists. Web29 mrt. 2024 · How to Fix the Catalyst Monitor Incomplete Issue 1. Inspect and Replace the Catalytic Converter Perform a visual inspection of the catalytic converter for signs … WebHi I have a 2009 Dodge Ram 1500 4x4 5.7 that will not pass an emission test because of three system monitors (CAT—O2S—EVAP) that will not set. I have performed two Drive Cycles but the still won’t set. The O2 sensor voltages test OK and the Catalytic coverter(s) temperature test OK. taylor cooper images