What is the function and testing procedure for relays on Honda Pilot?

These cars have a number of electrical add-ons, such as fuel injection system, horns, starter and fog lamps, which are controlled by relays that ensure transmission of electric signals to the respective components. By allowing low-current control circuit to open and close high-current power circuit relays function. These relays can be found in the engine compartment fuse/relay box and near the fuse and relay boxes under the dashboard. There are usually three main types: normally-open type-A , normally-open type-B, and five-terminal type ones. The internal circuitry is similar on Type A and Type B relays while they differ in external spade terminal arrangement and numbering. Compared to Type A or Type B relays, five-terminal relays have different internal circuitry plus an added external spade terminal. To test a relay it must be removed from the vehicle and an ohmmeter used to check for continuity. Normally open Type A relays for instance which are used for various purposes such as air conditioning; horns; window lifters have four external spade terminals arranged in two rows. When you unplug them from power sources you should make sure there is no connection between terminals No1 &No2 on one hand but also that there is between terminal No 3 connected to power source via (terminal No 4) a ground wire respectively.The normally-open Type B ones similarly have four external parallel rows of spade terminals just like their counterparts above mentioned for example blower motors; rear defoggers . For these B-type testing is simple which requires breaking connection between contact points No1&No3 when current ceases to flow through them whereas creating path between contacts No1&No3 using their corresponding feeds wires from connectors No2&No4 which are connected with interfaced power line as well as grounded with earth respectively.A last category we will take care about here is five-terminal devices known for moonroof control ; high beam cut-off and others need us to examine continuity between point No 1 &No 4 without power supply whereas later on it should be established by joining terminal No. 3 to power and the ground respectively provided that connection has been completed at points No2&No5. These relay switches are normally discarded as they cannot be repaired.

Genuine Honda Pilot Relay

Wire Relay

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

25 Relays found

View related parts
Honda Pilot Relay Assembly, Power (Micro Iso) (Mitsuba)
Part Number: 39794-SDA-A05
$22.62 MSRP: $32.22
You Save: $9.60 (30%)
ADD TO CART
Product Specifications
- Other Name: Horn Relay; Fan Relay, Relay
- Replaces: 39794-SDA-A04, 39794-SDA-A01
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2009-2022 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX (AWD), 5 Door EX 4.4 (4WD), 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L AWD, 5 Door Elite AWD, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX (AWD), 5 Door LX 4.2 (4WD), 5 Door SE (2WD), 5 Door SE (4WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (4WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 9AT, KA 5AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Power (Micro Iso) (Omron)
Part Number: 39794-SDA-A03
$22.81 MSRP: $32.22
You Save: $9.41 (30%)
ADD TO CART
Product Specifications
- Other Name: Blower Motor Relay; Fan Relay, Fuel Pump Relay, Horn Relay, Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2005-2022 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX (AWD), 5 Door EX 4.4 (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L AWD, 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door Elite AWD, 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX (AWD), 5 Door LX 4.2 (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD), 5 Door SE (2WD), 5 Door SE (4WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (4WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 9AT, KA 5AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Engine Control Module (Denso)
Part Number: 39794-SDA-902
$63.62 MSRP: $92.20
You Save: $28.58 (31%)
ADD TO CART
Product Specifications
- Other Name: Ecm Relay; Relay
- Position: Passenger Side
- Replaces: 39794-SDA-901
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2009-2025 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX (AWD), 5 Door EX 4.4 (4WD), 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L 7-Passenger 2WD, 5 Door EX-L 7-Passenger AWD, 5 Door EX-L AWD, 5 Door Elite AWD, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX (AWD), 5 Door LX 2WD, 5 Door LX 4.2 (4WD), 5 Door LX AWD, 5 Door SE (2WD), 5 Door SE (4WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (4WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 10AT, 9AT, KA 5AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Fuel Pump (Denso)
Part Number: 39794-SDA-004
$50.52 MSRP: $71.35
You Save: $20.83 (30%)
ADD TO CART
Product Specifications
- Other Name: Fuel Pump Relay; Relay
- Replaces: 39794-SDA-305, 39794-SDA-003
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2009-2022 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX (AWD), 5 Door EX 4.4 (4WD), 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L AWD, 5 Door Elite AWD, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX (AWD), 5 Door LX 4.2 (4WD), 5 Door SE (2WD), 5 Door SE (4WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (4WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 9AT, KA 5AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly (Micro Iso)
Part Number: 39792-SDA-A01
$4.47 MSRP: $6.32
You Save: $1.85 (30%)
ADD TO CART
Product Specifications
- Other Name: Blower Motor Relay; Relay
- Position: Passenger Side
- Replaced by: 39792-3A0-A01
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2009-2022 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX (AWD), 5 Door EX 4.4 (4WD), 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L AWD, 5 Door Elite AWD, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX (AWD), 5 Door LX 4.2 (4WD), 5 Door SE (2WD), 5 Door SE (4WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (4WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 9AT, KA 5AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Power (5P) (Micro Iso) (Mitsuba)
Part Number: 39794-S10-003
$46.35 MSRP: $65.47
You Save: $19.12 (30%)
ADD TO CART
Product Specifications
- Other Name: Relay
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2022 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX (AWD), 5 Door EX 4.4 (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L AWD, 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door Elite AWD, 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX (AWD), 5 Door LX 4.2 (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD), 5 Door SE (2WD), 5 Door SE (4WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (4WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 9AT, KA 5AT, KA 6AT, KA 9AT, KL 5AT
View related parts
Honda Pilot Relay Assembly, Main
Part Number: 39400-S84-003
$99.62 MSRP: $140.70
You Save: $41.08 (30%)
ADD TO CART
Product Specifications
- Other Name: Main Relay; ECM Relay
- Replaces: 39400-S84-A01, 39400-S82-A01
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2004 Honda Pilot | 5 Door EX, 5 Door EX-L, 5 Door LX | KA 5AT, KL 5AT
View related parts
Honda Pilot Relay Assembly, Fuel Pump (5P) (Mitsuba)
Part Number: 39794-S5A-003
$43.01 MSRP: $60.75
You Save: $17.74 (30%)
ADD TO CART
Product Specifications
- Replaces: 39794-S5A-004
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2005-2008 Honda Pilot | 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD) | KA 5AT
View related parts
Honda Pilot Relay Assembly, Power (Micro Iso) (Denso)
Part Number: 39794-SDA-A02
$29.16 MSRP: $41.53
You Save: $12.37 (30%)
ADD TO CART
Product Specifications
- Other Name: Relay; Fuse
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2016-2018 Honda Pilot | 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (AWD), 5 Door EX-L (2WD), 5 Door EX-L (AWD), 5 Door LX (AWD), 5 Door Touring (2WD), 5 Door Touring (AWD) | KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Power (Micro Iso) (Omron)
Part Number: 39792-SJC-A01
$8.63 MSRP: $12.30
You Save: $3.67 (30%)
ADD TO CART
Product Specifications
- Other Name: Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2009-2025 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX (AWD), 5 Door EX 4.4 (4WD), 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L 7-Passenger 2WD, 5 Door EX-L 7-Passenger AWD, 5 Door EX-L AWD, 5 Door Elite AWD, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX (AWD), 5 Door LX 2WD, 5 Door LX 4.2 (4WD), 5 Door LX AWD, 5 Door SE (2WD), 5 Door SE (4WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (4WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 10AT, 9AT, KA 5AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Engine Control Module (4P) (Mitsuba)
Part Number: 39794-S5A-901
$43.98 MSRP: $62.12
You Save: $18.14 (30%)
ADD TO CART
Product Specifications
- Replaces: 39794-S5A-902
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2006-2008 Honda Pilot | 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD) | KA 5AT
View related parts
Honda Pilot Relay Assembly, Power (Micro Iso)
Part Number: 39794-TBA-A01
$4.39 MSRP: $6.20
You Save: $1.81 (30%)
ADD TO CART
Product Specifications
- Other Name: Fan Relay, Relay
- Replaces: 39794-TTA-J01
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2017-2025 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (AWD), 5 Door EX-L (2WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L 7-Passenger 2WD, 5 Door EX-L 7-Passenger AWD, 5 Door EX-L AWD, 5 Door Elite AWD, 5 Door LX (AWD), 5 Door LX 2WD, 5 Door LX AWD, 5 Door SE (2WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 10AT, 9AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Power (4P) (Rc-2201) (Mitsuba)
Part Number: 39795-SB2-003
$87.86 MSRP: $124.10
You Save: $36.24 (30%)
ADD TO CART
Product Specifications
- Other Name: Power Relay; Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2005 Honda Pilot | 5 Door EX, 5 Door EX-L, 5 Door LX | KA 5AT, KL 5AT
View related parts
Honda Pilot Relay Assembly, Power (4P No 305) (056700-9260) (Denso)
Part Number: 39792-SL4-003
$65.90 MSRP: $93.08
You Save: $27.18 (30%)
ADD TO CART
Product Specifications
- Other Name: Relay
- Replaces: 39792-SE4-A01, 39792-SP0-004, 39792-SE0-003, 39792-SE0-004, 39792-SM1-A01
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2008 Honda Pilot | 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD) | KA 5AT, KL 5AT
View related parts
Honda Pilot Relay Assembly, Turn Signal And Hazard (Trico)
Part Number: 38300-S9V-A01
$80.54 MSRP: $113.75
You Save: $33.21 (30%)
ADD TO CART
Product Specifications
- Other Name: Turn Signal & Hazard Flasher
- Replaced by: 38300-S9A-003
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2008 Honda Pilot | 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD) | KA 5AT, KL 5AT
View related parts
Honda Pilot Relay Assembly, Power (4P) (056700-7410) (Denso)
Part Number: 39792-SE0-003
$65.90 MSRP: $93.08
You Save: $27.18 (30%)
ADD TO CART
Product Specifications
- Replaced by: 39792-SL4-003
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2008 Honda Pilot | 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD) | KA 5AT, KL 5AT
View related parts
Honda Pilot Relay Assembly, Power (4P No.305) (Denso)
Part Number: 39792-SM4-013
$54.07 MSRP: $76.37
You Save: $22.30 (30%)
ADD TO CART
Product Specifications
- Replaces: 39792-SM4-004, 39792-SM4-003
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2008 Honda Pilot | 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door EX-SE (2WD), 5 Door EX-SE (4WD), 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD) | KA 5AT, KL 5AT
View related parts
Honda Pilot Relay Assembly, Power (5P) (Micro Iso)
Part Number: 39794-SNB-E01
$37.11 MSRP: $52.42
You Save: $15.31 (30%)
ADD TO CART
Product Specifications
- Other Name: Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2016-2018 Honda Pilot | 5 Door EX-L (2WD), 5 Door EX-L (AWD), 5 Door Touring (2WD), 5 Door Touring (AWD) | KA 6AT, KA 9AT
- 2009-2011 Honda Pilot | 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door Touring (2WD), 5 Door Touring (4WD) | KA 5AT
View related parts
Honda Pilot Relay Assembly, Ignition (1) (Omron)
Part Number: 39794-TG7-A01
$6.27 MSRP: $8.85
You Save: $2.58 (30%)
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2016-2022 Honda Pilot | 5 Door Black (AWD), 5 Door Black Edition AWD, 5 Door ELITE (AWD), 5 Door EX (2WD), 5 Door EX (AWD), 5 Door EX-L (2WD), 5 Door EX-L (AWD), 5 Door EX-L 2WD, 5 Door EX-L AWD, 5 Door Elite AWD, 5 Door LX (2WD), 5 Door LX (AWD), 5 Door SE (2WD), 5 Door SE (AWD), 5 Door SE 2WD, 5 Door SE AWD, 5 Door Sport 2WD, 5 Door Sport AWD, 5 Door Touring (2WD), 5 Door Touring (AWD), 5 Door Touring 2WD, 5 Door Touring 7-Passenger 2WD, 5 Door Touring 7-Passenger AWD, 5 Door Touring AWD, 5 Door TrailSport AWD | 9AT, KA 6AT, KA 9AT
View related parts
Honda Pilot Relay Assembly, Power (4P) (Rc-2201) (Mitsuba)
Part Number: 39797-SE0-004
Product Specifications
- Other Name: Relay Assembly; Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2008 Honda Pilot | 5 Door EX, 5 Door EX (2WD), 5 Door EX (4WD), 5 Door EX-L, 5 Door EX-L (2WD), 5 Door EX-L (4WD), 5 Door LX, 5 Door LX (2WD), 5 Door LX (4WD), 5 Door LX-VP (2WD), 5 Door LX-VP (4WD) | KA 5AT, KL 5AT

| Page 1 of 2 |Next >

1-20 of 25 Results

Honda Pilot Relay

The Honda Pilot Relay is an electrically controlled switch that protects and coordinates multiple climate systems in the SUV so that comfort is guaranteed even in extreme weather. By directing a low power signal to open or close high current circuits, the Relay can ensure that the fan, blower motor, and AC control system only become active when called for by the command module, helping to avoid wasted energy and premature wear. Early designs were traditionally electromechanical in nature, with a built-in electromagnet to physically move contacts, although later models may have solid state or magnetic latching styles, both of these types of devices being intended to increase reliability and response speed. Electromechanical units reset when the power goes off, while latching types maintain their position after a single pulse, which is an advantage for the Pilot when maintaining its settings in case of short power drops. No matter the style applied, it is important to replace a worn-out Relay unit on time because a failed Relay can cause an immediate silencing of the part with which it is connected, leaving the occupants without cooling or heat. Regular inspection ensures that the Honda Pilot cabin is comfortable and protects more expensive parts in the Honda system that depend on a sound switch. This little Honda part, when paired with precise Pilot electronics, makes one healthy Relay keep the whole journey pleasant.

In search of affordable OEM Honda Pilot Relay? Consider browsing through our extensive inventory of genuine Honda Pilot Relay. Not only do we provide market-leading prices and a manufacturer's warranty, but we also pride ourselves on exceptional customer service and swift delivery.

Honda Pilot Relay Parts Questions & Experts Answers

Relay Assembly, Power (4P No 305) (056700-9260) (Denso)
39792-SL4-003
Q: What is the function and testing procedure for relays on Honda Pilot?
A:
These cars have a number of electrical add-ons, such as fuel injection system, Horns, starter and fog lamps, which are controlled by relays that ensure transmission of electric signals to the respective components. By allowing low-current control circuit to open and close high-current power circuit relays function. These relays can be found in the engine compartment fuse/relay box and near the fuse and relay boxes under the dashboard. There are usually three main types: normally-open type-A , normally-open type-B, and five-terminal type ones. The internal circuitry is similar on Type A and Type B relays while they differ in external spade terminal arrangement and numbering. Compared to Type A or Type B relays, five-terminal relays have different internal circuitry plus an added external spade terminal. To test a relay it must be removed from the vehicle and an ohmmeter used to check for continuity. Normally open Type A relays for instance which are used for various purposes such as air conditioning; horns; window lifters have four external spade terminals arranged in two rows. When you unplug them from power sources you should make sure there is no connection between terminals No1 &No2 on one hand but also that there is between terminal No 3 connected to power source via (terminal No 4) a ground wire respectively.The normally-open Type B ones similarly have four external parallel rows of spade terminals just like their counterparts above mentioned for example blower motors; rear defoggers . For these B-type testing is simple which requires breaking connection between contact points No1&No3 when current ceases to flow through them whereas creating path between contacts No1&No3 using their corresponding feeds wires from connectors No2&No4 which are connected with interfaced power line as well as grounded with earth respectively.A last category we will take care about here is five-terminal devices known for moonroof control ; high beam cut-off and others need us to examine continuity between point No 1 &No 4 without power supply whereas later on it should be established by joining terminal No. 3 to power and the ground respectively provided that connection has been completed at points No2&No5. These relay switches are normally discarded as they cannot be repaired.