Ford YC3Z-9F838-A ICP Sensor - 1997-2003 7.3L Power Stroke

The Ford YC3Z-9F838-A is the OEM Injection Control Pressure (ICP) sensor for 1997-2003 Ford 7.3L Power Stroke Direct Injection Turbo Diesel trucks - the genuine Ford replacement for the superseded F6TZ-9F838-A. If your 7.3L is cranking but not starting, running with a rough idle, surging, stalling, or showing oil inside the sensor connector, the ICP sensor is one of the first components to verify. This is the correct OEM Ford part number for the listed year range.

The Ford YC3Z-9F838-A is the OEM ICP sensor for 1997-2003 7.3L Power Stroke applications, superseding F6TZ-9F838-A; it is a genuine Ford Motor Company replacement part for the full 1997-2003 application range.

The Right ICP Sensor for 1997-2003 7.3L Power Stroke

YC3Z-9F838-A is the current active OEM part number for the 7.3L Power Stroke ICP sensor, replacing the earlier F6TZ-9F838-A. This is a genuine Ford Motor Company replacement part - not aftermarket. The ICP sensor monitors high-pressure oil system pressure and sends that data to the PCM to control injection timing and fuel delivery. When it fails, the PCM receives inaccurate pressure readings, which can cause anything from a rough idle to a complete no-start condition on the 7.3L HEUI injection system.

If your year and application match, YC3Z-9F838-A is the correct OEM ICP sensor to order.

7.3L Power Stroke ICP Sensor Failure Symptoms

Many 7.3L Power Stroke owners search for this sensor after experiencing a crank-no-start, hard start especially when cold, a rough or surging idle, stalling, misfires, or noticeable loss of power. One of the clearest indicators of a failing ICP sensor is oil pooled inside the electrical connector - if you pull the connector and find oil on the terminals or inside the plug, the sensor has likely failed and needs replacement. When oil has contaminated the connector, the pigtail terminals are often corroded as well - if that is the case, also plan on replacing the ICP sensor connector pigtail 5C3Z12224A alongside this sensor.

Cross Reference and Superseded Part Numbers

YC3Z-9F838-A is the current OEM part number and directly supersedes F6TZ-9F838-A. If your existing sensor, work order, or parts invoice carries any of the numbers below, YC3Z-9F838-A is the confirmed OEM replacement to order.

• F6TZ-9F838-A (superseded OEM - directly replaced by YC3Z-9F838-A)
• F6TZ9F838A
• YC3Z9F838AC
• F4TZ-9F838-A
• 1807329C92
• 1812818C93
• 1830669C92
• 2DPS0001
• ICP102K
• ICP102
• ICP104
• 5S2062

If your old sensor or work order carries any of these numbers, this is the correct OEM replacement to order for a 1997-2003 7.3L Power Stroke application.

Fitment Coverage

Fits 1997-2003 Ford trucks and vans equipped with the 7.3L Power Stroke Direct Injection Turbo Diesel engine.

• 1999-2003 Ford F-250 Super Duty - 7.3L Power Stroke
• 1999-2003 Ford F-350 Super Duty - 7.3L Power Stroke
• 1999-2003 Ford F-450 Super Duty - 7.3L Power Stroke
• 1999-2003 Ford F-550 Super Duty - 7.3L Power Stroke
• 2000-2003 Ford Excursion - 7.3L Power Stroke
• 1997-2003 Ford E-250 - 7.3L Power Stroke
• 1997-2003 Ford E-350 - 7.3L Power Stroke

Fitment is for the 1997-2003 7.3L Power Stroke Direct Injection Turbo Diesel only. If your application is not listed above, verify the correct ICP sensor part number before ordering.

Avoid These Common Mistakes

• Replacing only the sensor when the pigtail is also damaged: If oil has gotten into the connector, the pigtail terminals are likely corroded too. Plan to replace the ICP connector pigtail 5C3Z12224A alongside the sensor for a clean, reliable repair.
• Replacing the ICP without checking the connector first: Pull the connector before ordering. Oil inside the plug is the clearest sign the sensor has failed - clean or corroded terminals without oil may point to a wiring issue instead.
• Misdiagnosing ICP symptoms as HPOP or IPR failure: No-start, hard start, and rough idle on the 7.3L can also be caused by a failing IPR valve, a weak HPOP, or a failing CPS. Confirm the ICP sensor is the source before ordering.
• Assuming this covers all 7.3L years: YC3Z-9F838-A is confirmed for 1997-2003 applications. Verify the correct part number for applications outside this year range before ordering.

Order Checklist

• Truck or van is 1997-2003 with the 7.3L Power Stroke confirmed.
• ICP sensor confirmed as source of the issue - oil in connector or symptoms verified.
• Old part number checked against the cross-reference list above.
• Pigtail condition inspected - order 5C3Z12224A alongside this sensor if terminals are corroded.

For a 1997-2003 7.3L Power Stroke ICP sensor replacement, YC3Z-9F838-A is the correct OEM Ford part to order - the direct replacement for F6TZ-9F838-A and all superseded numbers listed above.

Frequently Asked Questions