Scan Tool Data List
WARNING: This page is about a different variant/trim than selected.
Use the Scan Tool Data List under the following conditions:
- The Diagnostic System Check - Automatic Transmission has been completed
- The On-Board Diagnostics are functioning properly
- No DTCs are present
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 service 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 is hot
- Closed throttle
- Transmission in PARK
- Closed loop operation
- Accessories OFF
- Brake pedal not applied
Scan Tool Data List
| Scan Tool Parameter | Data List* | Units Displayed | Typical Data Value |
|---|---|---|---|
| 1-2 Shift Error | F2 | Seconds | Varies |
| 1-2 Shift Time | F0, F2 | Seconds | Varies |
| 1-2 Sol. | F0, F2, F3, F4, F5 | On/Off | Off |
| 1-2 Sol. CKT Status | F2 | OK/Short to Volts/Open/SHT GND. | OK |
| 1-2 TAP Cell (4-16) | F7/F0 | kPa (psi) | Varies |
| 2-3 Shift Error | F3 | Seconds | Varies |
| 2-3 Shift Time | F0, F3 | Seconds | Varies |
| 2-3 Sol. | F0, F2, F3, F4, F5 | On/Off | On |
| 2-3 Sol. CKT Status | F3 | OK/Short to Volts/Open/SHT GND. | OK |
| 2-3 TAP Cell (4-16) | F7/F1 | kPa (psi) | Varies |
| 3-4 Shift Error | F4 | Seconds | Varies |
| 3-4 Shift Time | F0, F4 | Seconds | Varies |
| 3-4 TAP Cell (4-16) | F7/F2 | kPa (psi) | Varies |
| 4-5 Shift Error | F5 | Seconds | Varies |
| 4-5 Shift Time | F0, F5 | Seconds | Varies |
| 4-5 Sol. | F0, F2, F3, F4, F5 | On/Off | Off |
| 4-5 Sol. CKT Status | F5 | OK/Short to Volts/Open/SHT GND. | OK |
| 4-5 TAP Cell (4-16) | F7/F3 | kPa (psi) | Varies |
| A/C Clutch | F0 | On/Off | Off |
| Commanded Gear | F0, F1, F2, F3, F4, F5, F6 | 1,2,3,4,5 | 1 |
| Cruise | F0 | Enabled/Disabled | Disabled |
| ECT | F0, F1 | °C (°F) | 85-115°C (185-239°F) |
| Engine Speed | F0, F1, F2, F3, F4, F5, F6 | RPM | 650-800 RPM |
| Engine Torque | F0, F1 | N.m (lb ft) | 0-13 N.m (lb ft) |
| Gear Ratio | F0, F1, F2, F3, F4, F5 | Ratio | Varies |
| High Side Driver 1 | F6 | Enabled/Disabled | Enabled |
| High Side Driver 1 CKT Status | F6 | OK, Open/Short to Volts, Short to GND | OK |
| High Side Driver 2 | F1, F2, F3, F5 | Enabled/Disabled | Enabled |
| High Side Driver 2 CKT Status | F1, F2, F3, F5 | OK, Open/Short to Volts, Short to GND | OK |
| Ignition Voltage | F0 | Volts | 12.0-14.7 Volts |
| IMS A/B/C/P | F0 | HI/LOW | High/Low/Low/High |
| IMS | F0 | Park, Park/Reverse, Reverse, Reverse/Neutral, Neutral, Neutral/Drive 5, Drive 5, Drive 5/Drive 4, Drive 4, Drive 4/Drive 3, Drive 3, Drive 3/Drive 2, Drive 2, Invalid | Park |
| Last Shift Time | F0 | Seconds | Varies |
| PC Sol. Actual Current | F0, F6 | Amps | Varies |
| PC Solenoid Duty Cycle | F0, F6 | % | Varies |
| PC Sol. Ref. Current | F0, F6 | Amps | Varies |
| Steady State TAP 1 GR | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 1 GR/TCC | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 2 GR | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 2 GR/TCC | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 3 GR | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 3 GR/TCC | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 4 GR | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 4 GR/TCC | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 5 GR | F7/F4 | kPa (psi) | Varies |
| Steady State TAP 5 GR/TCC | F7/F4 | kPa (psi) | Varies |
| Steady State TAP Reverse | F7/F4 | kPa (psi) | Varies |
| TCC Brake Switch | F0, F1 | On/Off | Off |
| TCC Duty Cycle | F0, F1 | % | 0% |
| TCC Duty Cycle CKT Status | F1 | OK/Short to Volts/Open/SHT GND. | OK |
| TCC Slip Speed | F0, F1 | RPM | 0 RPM |
| TP Angle | F0, F1, F2, F3, F4, F5, F6 | % | 0 |
| Traction Control | F0 | Active/Inactive | Inactive |
| Trans. Fluid Temp. | F0, F1, F6 | °C (°F) | 85-110°C (185-239°F) |
| Transmission Hot Mode | F0, F1 | On/Off | Off |
| Transmission ISS | F0, F1, F2, F3, F4, F5 | RPM | 650-800 RPM |
| Transmission OSS | F0, F1, F2, F3, F4, F5 | RPM | 0 RPM |
| Vehicle Speed | F0, F1, F2, F3, F4, F5 | km/h (mph) | 0 km/h (0 mph) |
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*Data List Legend
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