Operation CHARM
: Car repair manuals for everyone.
Home
>>
Chevrolet
>>
1999
>>
Prizm L4-108 1.8L DOHC VIN 8 MFI
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Testing and Inspection
>>
Scan Tool Testing and Procedures
>>
Scan Tool Data Definitions - Powertrain Systems
>>
Vehicle Speed
Vehicle Speed
Scan tool range
0-200 km/h / 0-125 MPH
. This parameter displays the vehicle speed. The
Powertrain Control Module
(
PCM
)
receives reference pulses from the
Vehicle Speed Sensor
(
VSS
)
and converts them into km/h and MPH for display.