2017 Toyota 4RUNNER 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

17 Alternator / Generator parts for the 2017 Toyota 4RUNNER come from 8 brands — REMY, TERREPOWER, DENSO and 5 other brands. The "Popular" part is WAI GLOBAL 11514N.

The New section lists 4 options from REMY, WAI GLOBAL and TERREPOWER — brand-new units rather than rebuilt ones. WAI GLOBAL 11514N is listed in this group.

The Remanufactured section lists 13 options from DENSO, FAMOUS BRAND, BOSCH and 4 other brands — factory-rebuilt units with new wear components. DENSO 2101190 is listed in this group.

This table covers the pulleys on the alternator shaft. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt. Read more

5 Alternator / Generator Pulley parts are listed for the 2017 Toyota 4RUNNER, from AUTOTECNICA, ACDELCO, ACKOJA and 2 other brands. AUTOTECNICA TY1416792 carries the "Popular" badge.

This group includes AUTOTECNICA TY1416792, ACDELCO 37026P and ACKOJA A70230005 and the remaining parts above.

This table covers the Automatic Headlamp 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

One part is listed for the 2017 Toyota 4RUNNER — AUTOTECNICA TY1321507.

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

8 Battery parts are listed for the 2017 Toyota 4RUNNER, from DEKA, BOSCH, EXIDE and 3 other brands. DEKA 9A3585 carries the "Popular" badge.

Listed part numbers: DEKA 9A3585, DEKA 9A34R and BOSCH S6523B, plus the other parts above.

This table covers the clamps and brackets that secure the battery. Read more

This group shows a single part: SKP SK744814K.

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

4 Battery Terminal parts are listed for the 2017 Toyota 4RUNNER, from BECK/ARNLEY, AUTOTECNICA and DORMAN.

This group includes AUTOTECNICA TY1318200, BECK/ARNLEY 2060001 and BECK/ARNLEY 2060002 and the remaining parts above.

This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse. Read more

22 Fuse parts are listed for the 2017 Toyota 4RUNNER, from BUSSMANN and LITTELFUSE. LITTELFUSE MIN15 carries the "Popular" badge.

The 10 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM10LP is listed in this group.

The 140 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "140 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FLM140 is listed in this group.

In the 15 Amp grade, LITTELFUSE and BUSSMANN supply 2 parts: grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE MIN15.

In the 20 Amp grade, LITTELFUSE and BUSSMANN supply 2 parts: grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE MIN20.

The 25 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "25 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM25LP is listed in this group.

The 30 Amp section lists 4 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX30LP is listed in this group.

In the 40 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE JCAS40.

The 50 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FLG50 is listed in this group.

In the 60 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "60 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE PAL160.

In the 7.5 Amp grade, BUSSMANN and LITTELFUSE supply 2 parts: grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM712LP.

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

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

FIAMM supplies the 11 Horn parts for the 2017 Toyota 4RUNNER. 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

3 Keyless Entry Remote parts for the 2017 Toyota 4RUNNER come from DORMAN.

This group includes DORMAN 99714ST, DORMAN 99668ST and DORMAN 99668.

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

This group shows a single part: DORMAN 92070.

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

5 Parking Aid Sensor parts for the 2017 Toyota 4RUNNER come from 3 brands — STANDARD MOTOR PRODUCTS, TECHPRO and MARELLI. The "Popular" part is STANDARD MOTOR PRODUCTS PPS275.

Part numbers include STANDARD MOTOR PRODUCTS PPS275, MARELLI SDP215 and STANDARD MOTOR PRODUCTS PPS103, among others listed above.

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

11 Speed Sensor parts are listed for the 2017 Toyota 4RUNNER, from BECK/ARNLEY, GPD, HOLSTEIN and 8 other brands. ROSTRA 501042 carries the "Popular" badge.

In the Economy grade, BECK/ARNLEY, GPD, HOLSTEIN and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is BECK/ARNLEY 0905154.

The Standard Replacement section: 7 options from ROSTRA, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 4 other brands. ROSTRA 501042 is listed in this group.

This table covers the starter drives that engage the flywheel ring gear. Read more

One part is listed for the 2017 Toyota 4RUNNER — WELLS 2K1327.

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

12 Starter Motor parts for the 2017 Toyota 4RUNNER come from 10 brands — REMY, TERREPOWER, TYC and 7 other brands. The "Popular" part is TYC 119176.

The New section: 5 options from TYC, ULTRA-POWER, REMY and 2 other brands. TYC 119176 is listed in this group.

The Remanufactured section: 7 options from PURE ENERGY, ACDELCO, BOSCH and 4 other brands. PURE ENERGY 19176 is listed in this group.