Scan Tool Data List
Use the scan tool data values under the following conditions:
- The Diagnostic System Check - Vehicle is complete.
- The On-Board Diagnostics are functioning properly.
The values below represent a typical display recorded from a properly functioning system.
IMPORTANT:
Do not use a scan tool that displays faulty data. Report the condition to the scan tool manufacturer. The use of a faulty scan tool can result in misdiagnosis and the unnecessary replacement of parts.
Only the parameters listed below are used in this manual for diagnosing. If a scan tool displays other parameters, the values are not recommended by General Motors for use in diagnosis.
Scan tool values below were recorded under the following conditions:
- Engine at idle
- Upper radiator hose hot
- Closed throttle
- Transmission in Neutral
- Closed Loop operation
- Accessories OFF
- Brake pedal not applied
Scan Tool Data List
| Scan Tool Parameter | *Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| CPP Switch (If Equipped) | 1, 8, 9, 10 | APPLIED/RELEASED | APPLIED |
| Vehicle Speed Sensor | 1, 2, 4, 5, 6, 7, 8, 9, 11, 12 | km/h (mph) | 0 |
*Data List Legend
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