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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1451 (Engine Controls - Pinpoint Test A: No Start Through Pinpoint Test DN: Pressure And Temperature Sensors - (Except Diesel & Hybrid)) >> PINPOINT TEST DD: Fuel Pressure, Fuel Rail Pressure (FRP) and Fuel Rail Pressure Temperature (FRPT) Sensors >> Introduction >> Notes

PINPOINT TEST DD: Fuel Pressure, Fuel Rail Pressure (FRP) and Fuel Rail Pressure Temperature (FRPT) Sensors: Introduction: Notes

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WARNING: VEHICLE FUEL SYSTEMS ARE PRESSURIZED EVEN WHEN THE ENGINE IS NOT RUNNING. TO AVOID FIRE OR PERSONAL INJURY, DISABLE THE FUEL DELIVERY SYSTEM AND RELIEVE FUEL SYSTEM PRESSURE BEFORE REMOVING ANY FUEL SYSTEM COMPONENT. REFER TO THE FUEL SYSTEM INFORMATION AT THE BEGINNING OF PINPOINT TEST HC. Refer to PINPOINT TEST HC: Fuel Delivery System . FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
NOTE: With the engine running, the FRP PID value may be 48-70 kPa (7-10 psi) higher than a fuel pressure reading taken with a mechanical gauge.

This pinpoint test is intended to diagnose the following:

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