Ford P1650: Power Steering Pressure (PSP) Switch Out of Self-Test Range
Is your scanner showing Ford P1650?
No worries. We'll show you what it means and how to deal with it.
Ford P1650: Power Steering Pressure (PSP) Switch Out of Self-Test Range
OVERVIEWWhat Does The Ford P1650 Code Mean?
In the key on engine off (KOEO) self-test, this DTC indicates the PSP input to the Powertrain Control Module (PCM) is high. In the key on engine running (KOER) self-test, this DTC indicates the PSP input did not change state.
What Are The Potential Causes Of The Ford P1650 Code?
- Steering wheel must be turned during the KOER Self-Test
- PSP switch/shorting bar is damaged
- PSP signal circuit is open or shorted to ground
- PSP switch ground (return) circuit is open
- PCM has failed
How Can You Fix The Ford P1650 Code?
Check if the vehicle was towed or a power steering repair was carried out. Observe the PSP V PID while checking the wires for intermitten concerns.
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Standard Motor Products, Inc. - P/S Pressure Sw (PSS4T)
>>> Cardone 78-4937 Remanufactured Ford Engine Control Module (ECM) / Computer (Renewed)
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
2007 Powertrain Control Emissions Diagnosis On Board Diagnosis – Sections 4: Powertrain DTC Charts and Descriptions, P1650, page 122.
