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.
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HOMESERVICE MANUALSFORD2009PICKUP F350 SUPER DUTY, 2D PICKUP, 6.8 Y, RWD, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTIONS (EXCEPT DIESEL & HYBRID)DTC DIAGNOSISDTC P0690: - ELECTRONIC CONTROL MODULE (ECM)/POWERTRAIN CONTROL MODULE (PCM) POWER RELAY SENSE CIRCUIT HIGH
2009 Ford Pickup F350 Super Duty, 2D Pickup, 6.8 Y, RWD, Standard
DTC P0690: - Electronic Control Module (ECM)/Powertrain Control Module (Pcm) Power Relay Sense Circuit High
2009 Ford Pickup F350 Super Duty, 2D Pickup, 6.8 Y, RWD, StandardSECTION DTC P0690: - Electronic Control Module (ECM)/Powertrain Control Module (Pcm) Power Relay Sense Circuit High
DTC P0690: - ELECTRONIC CONTROL MODULE (ECM)/POWERTRAIN CONTROL MODULE (PCM) POWER RELAY SENSE CIRCUIT HIGH
| Description: | This DTC sets when the passive anti-theft system (PATS) system indicates the ignition is in the OFF, ACC, or LOCK position and the ignition switch position run (ISP-R) circuit indicates ON or START position. | ||
| Possible Causes: |
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| Diagnostic Aids: | Diagnose and repair all PATS DTCs first. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test B . | ||
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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.