Typical Scan Tool Data
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
MAP Sensor
| Circuits | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions:
Engine operating in closed loop, idling, and accessories OFF. Parameter Normal Range: 26 - 52 kPa (3.8 to 7.6 PSI) (Varies with altitude) |
|||
| 5 V Reference | 0 kPa (0 PSI) | 0 kPa (0 PSI) | 127 kPa (18.4 PSI) |
| Signal | 0 kPa (0 PSI) | 0 kPa (0 PSI) | 127 kPa (18.4 PSI)* |
| Low Reference | - | 127 kPa (18.4 PSI) | - |
| * Internal ECM or sensor damage may occur if the circuit is shorted to B+. | |||
MAP Sensor, if equipped with Turbocharger
| Circuits | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions:
Engine running at various operating conditions Parameter Normal Range: 12 - 225 kPa (1.7 to 32.6 PSI) (Varies with altitude) |
|||
| 5 V Reference | 0 kPa (0 PSI) | 0 kPa (0 PSI) | 255 kPa (36.9 PSI) |
| Signal | 0 kPa (0 PSI) | 0 kPa (0 PSI) | 255 kPa (36.9 PSI)* |
| Low Reference | - | 255 kPa (36.9 PSI) | - |
| * Internal ECM or sensor damage may occur if the circuit is shorted to B+. | |||