2021 Ford Expedition Ignition Parts

This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor. Read more

11 Camshaft Position Sensor parts for the 2021 Ford Expedition come from 11 brands — DORMAN, HOLSTEIN, PRENCO and 8 other brands. The "Popular" part is DELPHI SS11388.

The Economy section lists 3 options from DORMAN, HOLSTEIN and PRENCO — the catalog's value-priced group. DORMAN 962043 is listed in this group.

In the Standard Replacement grade, DELPHI, MOTORCRAFT, STANDARD MOTOR PRODUCTS and 5 other brands supply 8 parts: built to original-equipment specification. A representative part number is DELPHI SS11388.

This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor. Read more

11 Crankshaft Position Sensor parts for the 2021 Ford Expedition come from 11 brands — HOLSTEIN, PRENCO, SPECTRA PREMIUM and 8 other brands. The "Popular" part is DELPHI SS12164.

The Economy section: 4 options from HOLSTEIN, PRENCO, SPECTRA PREMIUM and 1 other brand. HOLSTEIN 2CRK0379 is listed in this group.

Standard Replacement: 6 parts, from DELPHI, MOTORCRAFT, STANDARD MOTOR PRODUCTS and 3 other brands. A representative part number is DELPHI SS12164.

1 further part sits outside the graded sections, with the same engine-level match.

This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off. Read more

13 Ignition Coil parts for the 2021 Ford Expedition come from 13 brands — HOLSTEIN, PRENCO, SKP and 10 other brands. The "Popular" part is DELPHI GN10892.

The Economy section: 5 options from HOLSTEIN, PRENCO, SKP and 2 other brands. HOLSTEIN 2IGC0595 is listed in this group.

In the Premium grade, DELPHI and ASTEMO / HITACHI supply 2 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is DELPHI GN10892.

Standard Replacement: 6 parts, from DENSO, MOTORCRAFT, STANDARD MOTOR PRODUCTS and 3 other brands. A representative part number is DENSO 6736207.

This table covers the lock cylinders in the ignition switch. Read more

2 Ignition Lock Cylinder parts for the 2021 Ford Expedition come from 2 brands — MOTORCRAFT and STANDARD MOTOR PRODUCTS.

Listed part numbers: MOTORCRAFT SW7905 and STANDARD MOTOR PRODUCTS US684L.

This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine. Read more

8 Spark Plug parts are listed for the 2021 Ford Expedition, from NGK, AUTOLITE, BOSCH and 2 other brands. NGK 94374 carries the "Popular" badge.

In the Double Platinum (lasts up to 3x longer than Copper / Nickel) grade, AUTOLITE supplies 1 part: grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is AUTOLITE APP5863.

The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 6 options from NGK, AUTOLITE, BOSCH and 2 other brands — grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. NGK 94374 is listed in this group.

In the Ruthenium (maximum durability & ignitability) grade, NGK supplies 1 part: grouped under the catalog's "Ruthenium (maximum durability & ignitability)" designation — the notes column spells out what sets them apart. A representative part number is NGK 90495.

Part numbers include NGK 94374, AUTOLITE APP5863 and AUTOLITE XP5863, among others listed above.

This table covers the silicone and rubber boots that insulate the coil-to-plug spark path. Typical signs include a misfire in the rain, carbon tracking on the boot, or a snap when you pop the coil off. Replace boots as a set on a high-mileage engine; one cracked boot will take the coil with it. Read more

3 Spark Plug / Ignition Coil Boot parts for the 2021 Ford Expedition come from 3 brands — BWD/NIEHOFF, MOTORCRAFT and STANDARD MOTOR PRODUCTS.

The Economy section: 1 option from BWD/NIEHOFF. BWD/NIEHOFF SPB204 is listed in this group.

Standard Replacement: 2 parts, from MOTORCRAFT and STANDARD MOTOR PRODUCTS. A representative part number is MOTORCRAFT WR6151.

Listed part numbers: BWD/NIEHOFF SPB204, MOTORCRAFT WR6151 and STANDARD MOTOR PRODUCTS SPP223E.

This table covers the seals at the Spark Plug Tube. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: FEL-PRO 71321.