2017 Kia Optima 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

26 Camshaft Position Sensor parts for the 2017 Kia Optima come from 14 brands — WALKER PRODUCTS, HOLSTEIN, ASTEMO / HITACHI and 11 other brands. The "Popular" part is SKP SKPC960. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by ASTEMO / HITACHI, WALKER PRODUCTS, DELPHI and 6 other brands.

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

26 Crankshaft Position Sensor parts for the 2017 Kia Optima come from 15 brands — HOLSTEIN, ASTEMO / HITACHI, STANDARD MOTOR PRODUCTS and 12 other brands. The "Popular" part is ASTEMO / HITACHI CPS0057. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by ASTEMO / HITACHI, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 5 other brands.

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

43 Ignition Coil parts for the 2017 Kia Optima come from 17 brands — WALKER PRODUCTS, HOLSTEIN, SPECTRA PREMIUM and 14 other brands. The "Popular" part is AUTOTECNICA HY1319600. They are grouped as Economy, Premium and Standard Replacement, with Standard Replacement the largest group at 26 parts from WALKER PRODUCTS, HL MANDO, BECK/ARNLEY and 7 other brands.

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

18 Spark Plug parts are listed for the 2017 Kia Optima, from NGK, BOSCH, CHAMPION and 3 other brands. CHAMPION 445 carries the "Popular" badge.

In the Copper / Nickel grade, CHAMPION supplies 1 part: grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. A representative part number is CHAMPION 445.

The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 11 options from DENSO, NGK, 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. DENSO 5356 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 96358.

5 ungrouped parts are not assigned to a grade, with the same engine-level match.

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

6 Spark Plug / Ignition Coil Boot parts for the 2017 Kia Optima come from STANDARD MOTOR PRODUCTS.

The Economy section lists 1 option from STANDARD MOTOR PRODUCTS — the catalog's value-priced group. STANDARD MOTOR PRODUCTS 34171 is listed in this group.

In the Standard Replacement grade, STANDARD MOTOR PRODUCTS supplies 1 part: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS SPP226E.

4 further parts sit outside the graded sections, with the same engine-level match.

Part numbers include STANDARD MOTOR PRODUCTS 34171, STANDARD MOTOR PRODUCTS SPP226E and STANDARD MOTOR PRODUCTS 34221, among others listed above.

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

3 Spark Plug Tube Seal parts for the 2017 Kia Optima come from 2 brands — MAHLE / CLEVITE and APEX.

This group includes APEX AES217, MAHLE / CLEVITE GS33779 and MAHLE / CLEVITE B31733.