Diagnostic Fault Information
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| 5 V Reference | P0182*, P0187*, P0641** | P128C, P128D, P128F, P16E4, P16E5 | P0641**, P16E5 | P111F, P126E, P126F |
| Signal | P16E4 | P16E5 | P16E5 | P111F, P126E, P126F |
| Low Reference | - | P16E5 | - | P111F, P126E, P126F |
| *This DTC sets when there is an internal component issue:B47B Fuel Rail Pressure Sensor **Additional DTCs may set. |
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