Corvette Guys

[Dirk Diggler]

Is your DIC/HUD accurate as far as total miles traveled and MPG. If so what is your tire size in the speedometer calibration and the values for H0101-H0104

Thanks

[mnotx]

OEM Factory C5 tires and wheels. (Don't remember the size and wife has it right now...sorry)


{H0101} Vehicle Speed Sensor Pulses per Mile 31027.343750 Pulses/Mile

{H0102} Vehicle Speed Sensor Pulses per Revolution 12.683594 Pulses/Rev

{H0103} Differential ratio 3.419922 Factor

{H0104} Trans Output Shaft Revs/Mile 2446.171875 Revs/Mile

{H0105} PCM Primary Pulses per Mile Output Rate 4000.000000 Pulses/Mile

{H0106} PCM Secondary Pulses per Mile Output Rate 128000.000000 Pulses/Mile

{H0107} Vehicle Stationary Timer 0.112500 Seconds

{H0108} ETC Govern Speed Threshold 255.000000 MPH

{H0109} Maximum Vehicle Speed (non ETC) 255.000000 MPH

{H0110} Speed Limiter Enable 1.000000 MPH

{H0111} Overspeed Timer 1.000000 Seconds

[Bruce Melton]

LABELS Vehicle Speed Sensor Pulses per Mile (Pulses/Mile)
Parameters Value
{H0101} Vehicle Speed Sensor Pulses per Mile 30908.000000 Pulses/Mile
{H0102} Vehicle Speed Sensor Pulses per Revolution 35.078125 Pulses/Rev
{H0103} Differential ratio 3.899902 Factor
{H0104} Trans Output Shaft Revs/Mile 859.863281 Revs/Mile

3.90 rear 295/35/18s Cals to GPS within ~1/2 mph

[purrvert]

Stock 2000 C5

{H0101} Vehicle Speed Sensor Pulses per Mile 31028.000000 Pulses/Mile
{H0102} Vehicle Speed Sensor Pulses per Rev. 40.000000 Pulses/Rev
{H0103} Differential ratio 3.419922 Factor
{H0104} Trans Output Shaft Revs/Mile 805.195313 Revs/Mile

I have noticed that they drift between flashes. Something like AFR to Lambda a few releases ago.