2007 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

40 Camshaft Position Sensor parts are listed for the 2007 Kia Optima, from WALKER PRODUCTS, STANDARD MOTOR PRODUCTS, HOLSTEIN and 15 other brands. HOLSTEIN 2CAM0300 carries the "Popular" badge. Economy, Full Service Kit and Standard Replacement are all represented, and Standard Replacement alone accounts for 23 parts.

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

31 Crankshaft Position Sensor parts are listed for the 2007 Kia Optima, from WALKER PRODUCTS, STANDARD MOTOR PRODUCTS, HOLSTEIN and 15 other brands. STANDARD MOTOR PRODUCTS PC710T carries the "Popular" badge. They are grouped as Economy, Full Service Kit and Standard Replacement, with Standard Replacement the largest group at 18 parts from WALKER PRODUCTS, DELPHI, HL MANDO and 7 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

46 Ignition Coil parts are listed for the 2007 Kia Optima, from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, SKP and 16 other brands. AUTOTECNICA HY1319561 carries the "Popular" badge. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by DENSO, WALKER PRODUCTS, BECK/ARNLEY and 7 other brands.

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

2 Ignition Lock Cylinder parts are listed for the 2007 Kia Optima, from STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 2007 Optima.

Listed part numbers: STANDARD MOTOR PRODUCTS US677L and WELLS 4H1594.

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

43 Spark Plug parts for the 2007 Kia Optima come from 7 brands — NGK, DENSO, CHAMPION and 4 other brands. The "Popular" part is CHAMPION 446. Grades run from Copper / Nickel through Ruthenium (maximum durability & ignitability); Iridium (lasts up to 4x longer than Copper / Nickel) is the most populated section, led by DENSO, NGK, SKP and 2 other brands.

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

13 Spark Plug / Ignition Coil Boot parts are listed for the 2007 Kia Optima, from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, NGK and 4 other brands. NGK 58988 carries the "Popular" badge.

In the Economy grade, WALKER PRODUCTS, STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS supply 5 parts: the catalog's value-priced group. A representative part number is STANDARD MOTOR PRODUCTS 19731.

The Standard Replacement section lists 8 options from NGK, STANDARD MOTOR PRODUCTS, BECK/ARNLEY and 2 other brands — built to original-equipment specification. NGK 58988 is listed in this group.

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

6 Spark Plug Tube Seal parts are listed for the 2007 Kia Optima, from BECK/ARNLEY, HYUNDAI, APEX and 3 other brands. BECK/ARNLEY 0396586 carries the "Popular" badge.

Part numbers include BECK/ARNLEY 0396586, HYUNDAI 2244323000 and APEX AES217, among others listed above.