Scan Tool Data List
WARNING: This page is about a different car, the 2003 Chevrolet Monte Carlo and 2003 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Powertrain Control Module (PCM) Scan Tool Data List (3.4 Liter LA1)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition Switch in RUN/Engine running/Automatic Transmission in PARK/Air Conditioner is OFF | |||
| ECT Sensor | Eng 1, 2, EGR, EVAP, Cat, HO2S, Misfire, AIR | °C/°F | Varies |
| FC Relay 1 Command | Eng 2 | On/Off | Varies |
| FC Relay 2 and 3 Command | Eng 2 | On/Off | Varies |
| FC Relay 1 Circuit Status | ODM | Fault/OK | OK |
| FC Relay 2 and 3 Circuit Status | ODM | Fault/OK | OK |
Powertrain Control Module (PCM) Scan Tool Data List (3.8 Liter L36)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition Switch in RUN/Engine running/Automatic Transmission in PARK/Air Conditioner is OFF | |||
| ECT Sensor | Eng 1, 2, EGR, EVAP, Cat, HO2S, Misfire, AIR | °C/°F | Varies |
| FC Relay 1 Command | ENG2, Cat | On/Off | Varies |
| FC Relay 2 and 3 Command | ENG2, Cat | On/Off | Varies |
| FC Relay 1 Circuit Status | ODD | Fault/OK | OK |
| FC Relay 2 and 3 Circuit Status | ODD | Fault/OK | OK |