Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Ford Mustang Mach-E First EditionFACTORY OEM SERVICE PROCEDURE
Power Steering
- Description And Operation
- Power Steering - Overview
- Power Steering - System Operation and Component Description
- Diagnosis And Testing
- Power Steering
- Diagnostic Trouble Code (DTC) Chart
- Symptom Chart(s)
- Pinpoint Tests
- Pinpoint Test A-1: Open PSCM Fuse(S)
- Pinpoint Test A-2: The PSCM Cannot Communicate With The Diagnostic Scan Tool
- Pinpoint Test A-3: Unable To Replicate Customers Intermittent Assist Concern During A Test Drive
- Pinpoint Test A-4: DTC U0131:XX A Module Cannot Communicate With The PSCM
- Pinpoint Test B: PSCM DTC U3000 Control Module
- Pinpoint Test F: C1B00:62
- Pinpoint Test G: C1B00:49
- Pinpoint Test H: Steering Wheel Is Off Center, Steering System Pull, Drift Or Wander
- Pinpoint Test I: Poor RETURNABILITY Or Sticky Steering
- Pinpoint Test J: C200B:62
- Pinpoint Test K: U3003:16 Or U3003:17
- Pinpoint Test L: Front End Noise - Driving Straight On Smooth Roads
- Pinpoint Test M: C200B:49
- Pinpoint Test N: C200D:62
- Pinpoint Test O: C200D:49
- Pinpoint Test P: U0100:00
- Pinpoint Test Q: U0121:00
- Pinpoint Test R: Excessive Steering Wheel Play
- Pinpoint Test Aa: C1110:56
- Pinpoint Test Ab: U2300:55
- Pinpoint Test Ac-1: Front End Noise - Over Bumps, Rough Roads, Dips, Depressions Or When Entering A Driveway
- Pinpoint Test Ac-2: Front End Noise - Turning At Slow Speeds Or During Parking Lot Maneuvers
- Pinpoint Test Ad: Front End Noise - Noticed More In The Interior
- Pinpoint Test AE-1: Front End Noise - During Acceleration Or Deceleration May Occur With Braking
- Pinpoint Test AE-2: Front End Noise - During Braking
- Pinpoint Test Ag: Abs Module DTC C0051 Steering Angle Concerns With The PSCM - Mechanical
- Pinpoint Test Ah: Abs Module DTC C0051 Steering Angle Concerns With The PSCM - Electrical
- Pinpoint Test Ai: C102D:00
- Pinpoint Test Al: U0140:00
- Pinpoint Test Am: U0146:00
- Pinpoint Test An: U0151:00
- Pinpoint Test AO: U0155:00
- Pinpoint Test AQ: U0212:00
- Pinpoint Test Ar: U023A:00
- Pinpoint Test As: U0401:00
- Pinpoint Test At: U0415:00
- Pinpoint Test AU: U0429:00
- Pinpoint Test Av: U0447:00
- Pinpoint Test Ax: U053B:00
- Pinpoint Test BA: Steering Gear Appears To Be Leaking Fluid
- Pinpoint Test BB: B1D23:4B
- Pinpoint Test BC: U3003:68
- Pinpoint Test BD: U3001:68
- Pinpoint Test Be: U3000:4B
- Pinpoint Test Bk: Lack Of Assist Or Inconsistent Assist
- Pinpoint Test Bl: DTC U0420:XX Invalid Data Received From The PSCM
- Pinpoint Test BO: PSCM DTC U2016 Control Module Main Software
- Pinpoint Test BQ: U2100:00
- Pinpoint Test BT: U0253:00
- Pinpoint Test Cd: U0554:00
- Pinpoint Test Cf: U0102:00
- Pinpoint Test Cl: U0256:00
- Pinpoint Test Cm: U0557:00
- Pinpoint Test Kc-1: Message Center Displays Steering Fault Service Now
- Pinpoint Test Kc-2: Message Center Displays Steering Assist Fault Service Required
- Pinpoint Test Kc-3: Message Center Displays Steering Loss Stop Safely
- Power Steering
- Removal And Installation
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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