Typical Scan Tool Data
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Ignition Off/Run/Crank
| Circuit | Normal Range | Short to Ground | Open | Short to Voltage |
|---|---|---|---|---|
| Operating Conditions: Ignition Switch in OFF, w/key out or ACC | ||||
| Off/Run/Crank Voltage | Key Out/ACC | Key Out/ACC | Key Out/ACC | Key In-Off |
| Operating Conditions: Ignition Switch in OFF, w/key in | ||||
| Off/Run/Crank Voltage | Key In-Off | Key Out/ACC | Key Out/ACC | Key In-Off |
| Operating Conditions: Ignition Switch in RUN | ||||
| Off/Run/Crank Voltage | Run | Key Out/ACC | Key Out/ACC | Key In-Off |
| Operating Conditions: Ignition Switch in START | ||||
| Off/Run/Crank Voltage | Crank | Key Out/ACC | Key Out/ACC | Key In-Off |
Off/Run/Crank Signal
| Circuit | Normal Range | Short to Ground | Open | Short to Voltage |
|---|---|---|---|---|
| Operating Conditions: Ignition Switch in OFF, w/key out or ACC | ||||
| Off/Run/Crank Voltage | 0 | 0 | 0 | 51 |
| Operating Conditions: Ignition Switch in OFF, w/key in | ||||
| Off/Run/Crank Voltage | 51 | 0 | 0 | 51 |
| Operating Conditions: Ignition Switch in RUN | ||||
| Off/Run/Crank Voltage | 3.5-4.0 | 0 | 0 | 51 |
| Operating Conditions: Ignition Switch in START | ||||
| Off/Run/Crank Voltage | 1-2 | 0 | 0 | 51 |
| 1 The correct value should be B+, but the parameter was scaled to maximum 5 volts, to increase reading accuracy in the lower range. | ||||
Key In Status
| Circuit | Normal Range | Short to Ground | Open | Short to Voltage |
|---|---|---|---|---|
| Operating Conditions: Key in ignition switch | ||||
| Off/Run/Crank Voltage | Key In | Key Out | Key Out | Key In |
| Operating Conditions: Key out of ignition switch | ||||
| Off/Run/Crank Voltage | Key Out | Key Out | Key Out | Key In |
Off/Run/Crank Reference
| Circuit | Normal Range | Short to Ground | Open | Short to Voltage |
|---|---|---|---|---|
| Ignition Key Resistor Signal | 5 | 0 | 5 | 51 |
| 1 The correct value should be B+, but the parameter was scaled to maximum 5 volts, to increase reading accuracy in the lower range. | ||||
Ignition Run/Crank
| Circuit | Normal Range | Short to Ground | Open | Short to Voltage |
|---|---|---|---|---|
| Operating Conditions: Ignition Switch in RUN or START | ||||
| Ignition 1 Voltage | Active | Inactive | Inactive | Active |
| Operating Conditions: Ignition Switch in OFF or ACC | ||||
| Ignition 1 Voltage | Inactive | Inactive | Inactive | Active |
Ignition Accessory/Run
| Circuit | Normal Range | Short to Ground | Open | Short to Voltage |
|---|---|---|---|---|
| Operating Conditions: Ignition Switch in ACC or RUN | ||||
| Accessory Voltage | Active | Inactive | Inactive | Active |
| Operating Conditions: Ignition Switch in OFF or START | ||||
| Accessory Voltage | Inactive | Inactive | Inactive | Active |