DTC P1550: Power Steering Pressure (PSP) Sensor Malfunction
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
P1550 - POWER STEERING PRESSURE (PSP) SENSOR MALFUNCTION
| Description: | The PSP sensor input signal to the powertrain control module (PCM) is continuously monitored. The test fails when the signal falls out of a maximum or minimum calibrated range. | ||
| Possible Causes: |
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| Diagnostic Aids: | The DTC indicates the PSP sensor is out of self-test range. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to DT: Power Steering Pressure (PSP) Sensor STEP DT1. | GO to DT: Power Steering Pressure (PSP) Sensor STEP DT1. | - |