2018 Toyota Sequoia Electrical Parts

This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator. Read more

28 Alternator / Generator parts for the 2018 Toyota Sequoia come from 9 brands — REMY, TERREPOWER, PURE ENERGY and 6 other brands. The "Popular" part is SKP SK11352. They are grouped as New and Remanufactured, with Remanufactured the largest group at 20 parts from DENSO, FVP, PURE ENERGY and 5 other brands.

This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery. Read more

3 Battery parts are listed for the 2018 Toyota Sequoia, from DEKA and FULLRIVER.

Part numbers include DEKA 9A34R, DEKA 9A24F and FULLRIVER FT96527F.

This table covers the terminals and clamps that connect cables to the battery posts. Read more

6 Battery Terminal parts are listed for the 2018 Toyota Sequoia, from BECK/ARNLEY, DORMAN, STANDARD MOTOR PRODUCTS and 1 other brand. BECK/ARNLEY 2060001 carries the "Popular" badge.

Listed part numbers: BECK/ARNLEY 2060001, STANDARD MOTOR PRODUCTS BP100P and AUTOTECNICA TY1318200, plus the other parts above.

This table covers the Blind Spot Detection sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

4 Blind Spot Detection Sensor parts for the 2018 Toyota Sequoia come from 2 brands — WELLS and STANDARD MOTOR PRODUCTS.

This group includes STANDARD MOTOR PRODUCTS BSD110, WELLS 5S16822 and WELLS 5S16571 and the remaining parts above.

This table covers the Cruise Control Distance sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Cruise Control Distance Sensor parts are listed for the 2018 Toyota Sequoia, from DORMAN and WELLS.

Listed part numbers: DORMAN 601931 and WELLS 5S17183.

This table covers the horns mounted in the front of the vehicle. Read more

FIAMM supplies the 11 Horn parts for the 2018 Toyota Sequoia. FIAMM 7210223 carries the "Popular" badge.

In the Accessory Replacement grade, FIAMM supplies 7 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 7210223.

The Standard Replacement section lists 4 options from FIAMM — built to original-equipment specification. FIAMM 7250522 is listed in this group.

This table covers the key fobs that lock, unlock and start the vehicle. Read more

2 Keyless Entry Remote parts for the 2018 Toyota Sequoia come from DORMAN.

This group includes DORMAN 99683ST and DORMAN 99682ST.

This table covers the replacement shells for the key fob. Read more

This group shows a single part: DORMAN 13655.

This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

3 Parking Aid Sensor parts for the 2018 Toyota Sequoia come from 2 brands — MARELLI and TECHPRO.

This group includes MARELLI SDP208, MARELLI SDP211 and TECHPRO TO1075102.

This table covers the Side Object Sensor modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

This group shows a single part: DORMAN 601441.

This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor. Read more

6 Speed Sensor parts are listed for the 2018 Toyota Sequoia, from STANDARD MOTOR PRODUCTS, BECK/ARNLEY, HOLSTEIN and 2 other brands. AISIN RST0071 carries the "Popular" badge.

In the Economy grade, BECK/ARNLEY, HOLSTEIN and STANDARD MOTOR PRODUCTS supply 3 parts: the catalog's value-priced group. A representative part number is BECK/ARNLEY 0900002.

The Standard Replacement section: 3 options from AISIN, STANDARD MOTOR PRODUCTS and DELPHI. AISIN RST0071 is listed in this group.

Listed part numbers: AISIN RST0071, BECK/ARNLEY 0900002 and HOLSTEIN 2VSS0737, plus the other parts above.

This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

10 Starter Motor parts for the 2018 Toyota Sequoia come from 10 brands — TYC, SKP, WAI GLOBAL and 7 other brands. The "Popular" part is TYC 119209.

The New section lists 3 options from TYC, SKP and WAI GLOBAL — brand-new units rather than rebuilt ones. TYC 119209 is listed in this group.

The Remanufactured section lists 7 options from DENSO, ACDELCO, BOSCH and 4 other brands — factory-rebuilt units with new wear components. DENSO 2801019 is listed in this group.