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Computer Drive Cycle (smog check)

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Old 12-30-2014, 11:24 PM
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Default Computer Drive Cycle (smog check)

How many miles does the D1 comp normally take to reset/record values? Going to get it smogged soon and don't wanna waste my time or $ if it's not ready. My obd2 reader is still saying pending for cat and O2 values. I'm also guessing it's because it's not up to temp yet even after driving around all day (running 165*). Need to change the t-stat tomorrow to a 195* and get her up to suggested operating temp. Will a 180* t-stat get it up enough or close to oem suggested temp for cats & O2's to register properly? I'm running a 160* now from when I was chasing my overheating issue before the rebuild / new cooling system. So yeah, how many miles, shifts, Cycles for comp to store data for emissions testing? TIA.
 
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Old 12-31-2014, 12:56 AM
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50-100, but you need to do freeway driving as well as around town stop and go type driving.

My D1 took 72 miles exactly last time I smogged it.
 
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Old 12-31-2014, 10:55 AM
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I run a 180* stat it does go closed loop on the ug
 
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Old 12-31-2014, 04:15 PM
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Went with the 195* but also got the 180* for after I smog her. Got two spares now lol. She's done with O2 cycle test. Drove her to base to pick up some pain med (50 miles round trip). Hopefully the other values will register after this drive. She's running awesome tho.
 
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Old 01-01-2015, 09:34 AM
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Any idea what your mpg are yet?
 
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Old 01-01-2015, 01:19 PM
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No clue yet on mpg. Still have one check left on the drive cycle system readiness test. EPS. Truck is running phenomenal tho. Very much pleased with the stroking and freshening up of the engine. CAI and a flowmaster 10 series (flanged) will go in immediately after smog check. I'll check mpg's then.
 
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Old 01-01-2015, 02:01 PM
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The high water mark for an efficient running Rover is 18.
 
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Old 01-01-2015, 02:49 PM
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Cool. Any idea what EPS means on the system readiness test? It's the only thing holding me back from taking her to smog.
 
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Old 01-01-2015, 05:15 PM
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Evap pressure sensor?
 
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Old 01-01-2015, 06:05 PM
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Earnings Per Share....... being hooked up to a Rover it's no wonder it still "Pending".

Evaporative Loss System has a purge valve on the charcoal can. Other then that I'm at a loss......
 


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