2018 Honda Odyssey 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

11 Alternator / Generator parts are listed for the 2018 Honda Odyssey, from REMY, TERREPOWER, TYC and 6 other brands. TYC 211773 carries the "Popular" badge.

In the New grade, TYC, WAI GLOBAL, REMY and 1 other brand supply 4 parts: brand-new units rather than rebuilt ones. A representative part number is TYC 211773.

In the Remanufactured grade, ACDELCO, BOSCH, DENSO and 4 other brands supply 7 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3343082.

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

4 Alternator / Generator Pulley parts for the 2018 Honda Odyssey come from 4 brands — ACKOJA, BANDO, CONTINENTAL and 1 other brand.

This group includes ACKOJA A26230001, BANDO 480053 and CONTINENTAL 49936 and the remaining parts above.

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

9 Battery parts for the 2018 Honda Odyssey come from 7 brands — DEKA, ACDELCO, LUCAS and 4 other brands. The "Popular" part is DEKA 9A48.

In the AGM (Extended Life) grade, DEKA, ACDELCO, LUCAS and 3 other brands supply 8 parts: grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. A representative part number is DEKA 9A48.

In the Performance AGM (Extended Life + Increased Power) grade, FULLRIVER supplies 1 part: grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. A representative part number is FULLRIVER FT68048.

This group includes DEKA 9A48, LUCAS LBAGM004A and ACDELCO 48AGM and the remaining parts above.

This table covers the Battery Current 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 Battery Current Sensor parts are listed for the 2018 Honda Odyssey, from HELLA and STANDARD MOTOR PRODUCTS.

Part numbers include HELLA 010547781 and STANDARD MOTOR PRODUCTS BSC149.

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

13 Horn parts for the 2018 Honda Odyssey come from FIAMM. The "Popular" part is FIAMM 7210223.

The Accessory Replacement section lists 7 options from FIAMM — grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. FIAMM 7210223 is listed in this group.

In the Standard Replacement grade, FIAMM supplies 6 parts: built to original-equipment specification. A representative part number is FIAMM 7250522.

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 are listed for the 2018 Honda Odyssey, from STANDARD MOTOR PRODUCTS and TECHPRO.

This group includes STANDARD MOTOR PRODUCTS PPS176, STANDARD MOTOR PRODUCTS PPS178 and TECHPRO HO1075102.

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

5 Speed Sensor parts for the 2018 Honda Odyssey come from 4 brands — STANDARD MOTOR PRODUCTS, BECK/ARNLEY, DELPHI and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS SC734.

The Economy section lists 1 option from BECK/ARNLEY — the catalog's value-priced group. BECK/ARNLEY 0900045 is listed in this group.

Standard Replacement: 4 parts, from STANDARD MOTOR PRODUCTS, DELPHI and WELLS. A representative part number is STANDARD MOTOR PRODUCTS SC734.

Listed part numbers: STANDARD MOTOR PRODUCTS SC734, BECK/ARNLEY 0900045 and DELPHI SS12401, 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

8 Starter Motor parts are listed for the 2018 Honda Odyssey, from PURE ENERGY, REMY, TERREPOWER and 2 other brands. WAI GLOBAL 16015N carries the "Popular" badge.

New: 1 part, from WAI GLOBAL. A representative part number is WAI GLOBAL 16015N.

Remanufactured: 7 parts, from PURE ENERGY, REMY, TERREPOWER and 1 other brand. A representative part number is PURE ENERGY 19590.

Part numbers include WAI GLOBAL 16015N and PURE ENERGY 19590, among others listed above.