What are the functions and testing methods of different types of relays used in electrical accessories on Honda Accord?

Most of the electrical accessories including fuel injection system, horns, starter and fog lamps employ relays to control current to components where a small control circuit current controls a heavy current power circuit. Faulty component in the relay will result in the components which are being powered by the high current circuit not working. Fuses/Relays are located near the engine compartment fuse/relay box and the under-dash fuse and relay box; the engine compartment fuse/relay box is on the left side of the car behind the air filter housing. To identify a particular fuse or relay, first access it by lifting a lid and then you'll find a guide printed at the base. The under dash fuse and relay box is the kick panel on the left, you will need to remove the panel to find the relays. There are two basic types of relays: These circuits, often referred to as 'normally open' and 'five-terminal', are frequently utilized when end-users wish to control a lighting circuit using a PIR detector. Many normal-open relays exist for functions such as the accessory power socket, as well as parts of air conditioning, and they have four external spade connectors placed in a specific direction. A normally-open relay is tested by checking for continuity between terminal No. 1 and terminal No. 2 with the power supply disconnected; conversely, continuity should be obtained when terminal No. 3 is connected to the power and terminal No. 4 is grounded. Some of the relays which include the five-terminal type B relays used in functions such as daytime running and moonroof control are characterized by five terminals. Testing involves probing for continuity between terminal no 1 and 4 when power is switched off, and between terminal no 1 and 2 when power and ground are connected to terminals no 3 and 5 respectively.

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74 Relays found

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Honda Accord Relay Assembly, Power (Micro Iso) (Mitsuba)
Part Number: 39794-SDA-A05
$22.62 MSRP: $32.22
You Save: $9.60 (30%)
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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:
- 2003-2017 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-L, 2 Door EX-L V6, 2 Door EX-SUL, 2 Door EX-V6, 2 Door LX, 2 Door LX (V6), 2 Door LX V6, 2 Door LX-S, 2 Door LX-SUL, 2 Door SE, 2 Door SE (V6), 2 Door Touring (V6), 2 Door TRN-V6, 4 Door DX, 4 Door EX, 4 Door EX (PZEV), 4 Door EX (V6), 4 Door EX-L, 4 Door EX-L (PZEV), 4 Door EX-L V6, 4 Door EX-V6, 4 Door EX-V6 (PZEV), 4 Door Hybrid, 4 Door LX, 4 Door LX (PZEV), 4 Door LX (V6), 4 Door SE, 4 Door SE (PZEV), 4 Door SE (V6), 4 Door Sport, 4 Door Touring (V6), 4 Door VP | KA 5AT, KA 5MT, KA 6AT, KA 6MT, KA CVT, KL 5AT, KL 5MT, KL 6AT, KL 6MT, KL CVT
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Honda Accord Relay Assembly, Power (Micro Iso) (Omron)
Part Number: 39794-SDA-A03
$22.62 MSRP: $32.22
You Save: $9.60 (30%)
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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:
- 2003-2025 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-L, 2 Door EX-L V6, 2 Door EX-SUL, 2 Door EX-V6, 2 Door LX, 2 Door LX (V6), 2 Door LX V6, 2 Door LX-S, 2 Door LX-SUL, 2 Door SE, 2 Door SE (V6), 2 Door Touring (V6), 2 Door TRN-V6, 4 Door (2.0 Sport), 4 Door (2.0 Touring), 4 Door 1.5T EX, 4 Door 1.5T EX BD, 4 Door 1.5T EX-L, 4 Door 1.5T LX, 4 Door 1.5T SE, 4 Door 1.5T Sport, 4 Door 1.5T Sport SE, 4 Door 2.0T Sport, 4 Door 2.0T Touring, 4 Door DX, 4 Door EX, 4 Door EX (PZEV), 4 Door EX (V6), 4 Door EX-L, 4 Door EX-L (2.0), 4 Door EX-L (PZEV), 4 Door EX-L V6, 4 Door EX-V6, 4 Door EX-V6 (PZEV), 4 Door LX, 4 Door LX (PZEV), 4 Door LX (V6), 4 Door SE, 4 Door SE (PZEV), 4 Door SE (V6), 4 Door Sport, 4 Door Touring, 4 Door Touring (V6), 4 Door VP | 10AT, CVT, KA 5AT, KA 5MT, KA 6AT, KA 6MT, KA CVT, KA XAT, KL 5AT, KL 5MT, KL 6AT, KL 6MT, KL CVT
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Honda Accord Relay Assembly, Engine Control Module (Denso)
Part Number: 39794-SDA-902
$73.03 MSRP: $105.83
You Save: $32.80 (31%)
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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:
- 2003-2017 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-L, 2 Door EX-L V6, 2 Door EX-SUL, 2 Door EX-V6, 2 Door LX, 2 Door LX (V6), 2 Door LX V6, 2 Door LX-S, 2 Door LX-SUL, 2 Door SE, 2 Door SE (V6), 2 Door Touring (V6), 2 Door TRN-V6, 4 Door DX, 4 Door EX, 4 Door EX (PZEV), 4 Door EX (V6), 4 Door EX-L, 4 Door EX-L (PZEV), 4 Door EX-L V6, 4 Door EX-V6, 4 Door EX-V6 (PZEV), 4 Door Hybrid, 4 Door LX, 4 Door LX (PZEV), 4 Door LX (V6), 4 Door SE, 4 Door SE (PZEV), 4 Door SE (V6), 4 Door Sport, 4 Door Touring (V6), 4 Door VP | KA 5AT, KA 5MT, KA 6AT, KA 6MT, KA CVT, KL 5AT, KL 5MT, KL 6AT, KL 6MT, KL CVT
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Honda Accord Relay Assembly, Fuel Pump (Denso)
Part Number: 39794-SDA-004
$55.15 MSRP: $78.57
You Save: $23.42 (30%)
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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:
- 2003-2025 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-L, 2 Door EX-L V6, 2 Door EX-SUL, 2 Door EX-V6, 2 Door LX, 2 Door LX (V6), 2 Door LX V6, 2 Door LX-S, 2 Door LX-SUL, 2 Door SE, 2 Door SE (V6), 2 Door Touring (V6), 2 Door TRN-V6, 4 Door (2.0 Sport), 4 Door (2.0 Touring), 4 Door 1.5T EX, 4 Door 1.5T EX BD, 4 Door 1.5T EX-L, 4 Door 1.5T LX, 4 Door 1.5T SE, 4 Door 1.5T Sport, 4 Door 1.5T Sport SE, 4 Door 2.0T Sport, 4 Door 2.0T Touring, 4 Door DX, 4 Door EX, 4 Door EX (PZEV), 4 Door EX (V6), 4 Door EX-L, 4 Door EX-L (2.0), 4 Door EX-L (PZEV), 4 Door EX-L V6, 4 Door EX-V6, 4 Door EX-V6 (PZEV), 4 Door Hybrid, 4 Door LX, 4 Door LX (PZEV), 4 Door LX (V6), 4 Door SE, 4 Door SE (PZEV), 4 Door SE (V6), 4 Door Sport, 4 Door Touring, 4 Door Touring (V6), 4 Door VP | 10AT, CVT, KA 5AT, KA 5MT, KA 6AT, KA 6MT, KA CVT, KA XAT, KL 5AT, KL 5MT, KL 6AT, KL 6MT, KL CVT
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Honda Accord Relay Assembly (Micro Iso)
Part Number: 39792-SDA-A01
$5.88 MSRP: $8.29
You Save: $2.41 (30%)
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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:
- 2003-2025 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-L, 2 Door EX-L V6, 2 Door EX-SUL, 2 Door EX-V6, 2 Door LX, 2 Door LX (V6), 2 Door LX V6, 2 Door LX-S, 2 Door LX-SUL, 2 Door SE, 2 Door SE (V6), 2 Door Touring (V6), 2 Door TRN-V6, 4 Door (2.0 Sport), 4 Door (2.0 Touring), 4 Door 1.5T EX, 4 Door 1.5T EX BD, 4 Door 1.5T EX-L, 4 Door 1.5T LX, 4 Door 1.5T SE, 4 Door 1.5T Sport, 4 Door 1.5T Sport SE, 4 Door 2.0T Sport, 4 Door 2.0T Touring, 4 Door DX, 4 Door EX, 4 Door EX (PZEV), 4 Door EX (V6), 4 Door EX-L, 4 Door EX-L (2.0), 4 Door EX-L (PZEV), 4 Door EX-L V6, 4 Door EX-V6, 4 Door EX-V6 (PZEV), 4 Door Hybrid, 4 Door LX, 4 Door LX (PZEV), 4 Door LX (V6), 4 Door SE, 4 Door SE (PZEV), 4 Door SE (V6), 4 Door Sport, 4 Door Touring, 4 Door Touring (V6), 4 Door VP | 10AT, CVT, KA 5AT, KA 5MT, KA 6AT, KA 6MT, KA CVT, KA XAT, KL 5AT, KL 5MT, KL 6AT, KL 6MT, KL CVT
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Honda Accord Relay Assembly, Power (5P) (Micro Iso) (Mitsuba)
Part Number: 39794-S10-003
$50.77 MSRP: $72.31
You Save: $21.54 (30%)
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Product Specifications
- Other Name: Relay
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2013-2025 Honda Accord | 2 Door EX, 2 Door EX-L, 2 Door EX-L V6, 2 Door LX-S, 2 Door Touring (V6), 2 Door TRN-V6, 4 Door (2.0 Sport), 4 Door (2.0 Touring), 4 Door 1.5T EX, 4 Door 1.5T EX BD, 4 Door 1.5T EX-L, 4 Door 1.5T LX, 4 Door 1.5T SE, 4 Door 1.5T Sport, 4 Door 1.5T Sport SE, 4 Door 2.0T Sport, 4 Door 2.0T Touring, 4 Door EX, 4 Door EX-L, 4 Door EX-L (2.0), 4 Door EX-L V6, 4 Door Hybrid, 4 Door LX, 4 Door Sport, 4 Door Touring, 4 Door Touring (V6) | 10AT, CVT, KA 6AT, KA 6MT, KA CVT, KA XAT, KL 6AT, KL CVT
- 1998-2007 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-V6, 2 Door LX (V6), 2 Door LX V6, 2 Door SE, 2 Door SE (V6), 4 Door EX, 4 Door EX (V6), 4 Door EX-L, 4 Door EX-SUL, 4 Door EX-UL, 4 Door EX-V6, 4 Door LX (V6), 4 Door SE, 4 Door SE (V6) | KA 4AT, KA 5AT, KA 5MT, KA 6MT, KL 4AT, KL 5AT, KL 5MT, KL 6MT
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Honda Accord Relay Assembly, Main
Part Number: 39400-S84-003
$106.79 MSRP: $154.76
You Save: $47.97 (31%)
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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:
- 1998-2002 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door LX, 2 Door LX (V6), 2 Door SE, 4 Door DX, 4 Door EX, 4 Door EX (V6), 4 Door EX-L, 4 Door EX-SUL, 4 Door EX-UL, 4 Door EX-V6, 4 Door LX, 4 Door LX (V6), 4 Door LX V6, 4 Door SE, 4 Door SE-UL, 4 Door VP | KA 4AT, KA 5MT, KL 4AT, KL 5MT
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Honda Accord Relay Module
Part Number: 38830-T2A-A01
$244.17 MSRP: $353.88
You Save: $109.71 (31%)
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Product Specifications
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2013-2017 Honda Accord | 2 Door LX-S, 4 Door LX, 4 Door SE, 4 Door Sport | KA 6MT, KA CVT, KL 6MT, KL CVT
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Honda Accord Relay Assembly, Turn Signal And Hazard (Omron)
Part Number: 38300-SDB-A03
$30.47 MSRP: $43.03
You Save: $12.56 (30%)
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Product Specifications
- Other Name: Turn Signal & Hazard Flasher; Flasher, Relay
- Replaces: 38300-SDA-A03
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2007 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-L, 2 Door EX-SUL, 2 Door EX-V6, 2 Door LX, 2 Door LX (V6), 2 Door LX V6, 2 Door LX-SUL, 2 Door SE, 2 Door SE (V6), 4 Door DX, 4 Door EX, 4 Door EX (V6), 4 Door EX-L, 4 Door LX, 4 Door LX (V6), 4 Door SE, 4 Door SE (V6), 4 Door VP | KA 5AT, KA 5MT, KA 6MT, KL 5AT, KL 5MT, KL 6MT
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Honda Accord Relay Module
Part Number: 38830-T2A-A11
$116.89 MSRP: $169.41
You Save: $52.52 (31%)
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Product Specifications
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2013-2017 Honda Accord | 2 Door EX, 2 Door EX-L, 2 Door EX-L V6, 2 Door Touring (V6), 2 Door TRN-V6, 4 Door EX, 4 Door EX-L, 4 Door EX-L V6, 4 Door Touring (V6) | KA 6AT, KA 6MT, KA CVT, KL 6AT, KL 6MT, KL CVT
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Honda Accord Relay Assembly, Power (Micro Iso) (Denso)
Part Number: 39794-SDA-A02
$39.78 MSRP: $56.68
You Save: $16.90 (30%)
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Product Specifications
- Other Name: Relay; Fuse
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2013-2014 Honda Accord | 4 Door EX, 4 Door Hybrid, 4 Door LX | KA CVT
- 2011 Honda Accord | 4 Door LX | KA 5AT
- 2003-2009 Honda Accord | 4 Door DX, 4 Door EX, 4 Door EX (PZEV), 4 Door EX-L, 4 Door EX-L (PZEV), 4 Door LX, 4 Door LX (PZEV), 4 Door SE, 4 Door VP | KA 5AT, KA 5MT, KL 5AT
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Honda Accord Relay Assembly, Main (Rz-0088) (Mitsuba)
Part Number: 39400-SM4-003
$147.14 MSRP: $213.26
You Save: $66.12 (31%)
ADD TO CART
Product Specifications
- Other Name: Main Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 1990-1993 Honda Accord | 2 Door DX, 2 Door EX, 2 Door LX, 2 Door SE, 4 Door DX, 4 Door EX, 4 Door LX, 4 Door SE, 5 Door EX, 5 Door LX | KA 4AT, KA 5MT, KL 4AT, KL 5MT
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Honda Accord Relay Assembly, Power (4P) (Micro Iso) (Matsushita)
Part Number: 39794-S04-014
$53.01 MSRP: $74.86
You Save: $21.85 (30%)
ADD TO CART
Product Specifications
- Replaces: 39794-S04-004
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 1998-2002 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door LX, 2 Door LX (V6), 4 Door DX, 4 Door EX, 4 Door EX-L, 4 Door EX-SUL, 4 Door EX-UL, 4 Door EX-V6, 4 Door LX, 4 Door LX (V6), 4 Door LX V6, 4 Door SE, 4 Door SE-UL, 4 Door VP | KA 4AT, KA 5MT, KL 4AT, KL 5MT
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Honda Accord Relay Assembly, Power (4P) (Rc-2201) (Mitsuba)
Part Number: 39797-SE0-004
$57.81 MSRP: $116.36
You Save: $58.55 (51%)
ADD TO CART
Product Specifications
- Other Name: Relay Assembly; Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 1990-2002 Honda Accord | 2 Door DX, 2 Door EX, 2 Door EX (V6), 2 Door LX, 2 Door LX (V6), 2 Door SE, 2 Door Special, 4 Door DX, 4 Door DX-VP, 4 Door EX, 4 Door EX (V6), 4 Door EX-L, 4 Door EX-SUL, 4 Door EX-UL, 4 Door EX-V6, 4 Door LX, 4 Door LX (V6), 4 Door LX V6, 4 Door SE, 4 Door SE-UL, 4 Door Special, 4 Door VP, 5 Door EX, 5 Door LX | KA 4AT, KA 5MT, KL 4AT, KL 5MT
- 1986 Honda Accord | 3 Door DX, 3 Door LXI, 4 Door DX, 4 Door LX, 4 Door LXI | KA 4AT, KA 5MT, KL 4AT, KL 5MT
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Honda Accord Relay Assembly, Power (Micro Iso)
Part Number: 39794-TBA-A01
$4.71 MSRP: $6.66
You Save: $1.95 (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:
- 2021-2022 Honda Accord | 4 Door 1.5T EX-L, 4 Door 1.5T LX, 4 Door 1.5T Sport, 4 Door 1.5T Sport SE, 4 Door EX-L, 4 Door LX, 4 Door Sport | CVT, KA CVT
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Honda Accord Relay Assembly, Turn Signal And Hazard (Mitsuba)
Part Number: 38300-SDA-A01
$20.92 MSRP: $29.55
You Save: $8.63 (30%)
ADD TO CART
Product Specifications
- Other Name: Turn Signal & Hazard Flasher
- Replaces: 38300-SDA-A02
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2003-2005 Honda Accord | 2 Door EX, 2 Door EX (V6), 2 Door EX-L, 2 Door LX, 2 Door LX (V6), 4 Door DX, 4 Door EX, 4 Door EX-L, 4 Door LX | KA 5AT, KA 5MT, KA 6MT, KL 5AT, KL 6MT
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Honda Accord Relay Assembly, Turn Signal And Hazard (Mitsuba)
Part Number: 38300-S9A-003
$87.05 MSRP: $122.96
You Save: $35.91 (30%)
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Product Specifications
- Other Name: Turn Signal Flasher
- Replaces: 38300-SE3-013, 38300-S5T-004, 38300-S9V-A01, 38300-SV1-A01, 38300-SA5-671, 38300-S5A-003, 38300-S5T-003, 38300-SE3-003, 38300-S9V-A11, 38300-SA5-004, 38300-SB2-672, 38300-SE3-004, 38300-SV1-A00, 38300-S47-013, 38300-SA5-672, 38300-SV1-A11, 38300-SA5-013, 38300-SA5-003, 38300-SB2-671
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 1982-2002 Honda Accord | 2 Door DX, 2 Door EX, 2 Door EX (V6), 2 Door LX, 2 Door LX (V6), 2 Door LXI, 2 Door SE, 2 Door SEI, 2 Door Special, 3 Door DX, 3 Door LX, 3 Door LXI, 3 Door S, 4 Door DX, 4 Door DX-VP, 4 Door EX, 4 Door EX (V6), 4 Door EX-L, 4 Door EX-SUL, 4 Door EX-UL, 4 Door EX-V6, 4 Door LX, 4 Door LX (V6), 4 Door LX V6, 4 Door LXI, 4 Door SE, 4 Door SE-UL, 4 Door SEI, 4 Door Special, 4 Door STD, 4 Door VP, 5 Door EX, 5 Door LX | KA 4AT, KA 5MT, KA HMT, KH 4AT, KH 5MT, KH HMT, KL 4AT, KL 5MT, KL HMT
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Honda Accord Relay Assembly, Power (4P) (Rc-2226) (Brown) (Mitsuba)
Part Number: 39794-SL0-J01
$101.23 MSRP: $143.00
You Save: $41.77 (30%)
ADD TO CART
Product Specifications
- Other Name: Relay
- Replaces: 39794-SE0-004, 39794-SL0-004, 39794-SE0-003
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 1986-1997 Honda Accord | 2 Door DX, 2 Door EX, 2 Door LX, 2 Door LXI, 2 Door SE, 2 Door SEI, 2 Door Special, 3 Door DX, 3 Door LXI, 4 Door DX, 4 Door DX-VP, 4 Door EX, 4 Door EX (V6), 4 Door LX, 4 Door LX (V6), 4 Door LXI, 4 Door SE, 4 Door SEI, 4 Door Special, 5 Door EX, 5 Door LX | KA 4AT, KA 5MT, KL 4AT, KL 5MT
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Honda Accord Relay Assembly, Power (4P) (056700-7250) (Denso)
Part Number: 39794-SE0-003
$101.23 MSRP: $143.00
You Save: $41.77 (30%)
ADD TO CART
Product Specifications
- Replaced by: 39794-SL0-J01
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 1997 Honda Accord | 4 Door LX | KA 4AT
- 1986-1995 Honda Accord | 2 Door DX, 2 Door EX, 2 Door LX, 2 Door SE, 3 Door DX, 3 Door LXI, 4 Door DX, 4 Door EX, 4 Door LX, 4 Door LXI, 4 Door SE, 4 Door SEI, 5 Door EX, 5 Door LX | KA 4AT, KA 5MT, KL 4AT, KL 5MT
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Honda Accord Relay Assembly, Power (4P) (Rc-2201) (Mitsuba)
Part Number: 39795-SB2-003
$97.17 MSRP: $137.27
You Save: $40.10 (30%)
Product Specifications
- Other Name: Power Relay; Relay
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 1994-2007 Honda Accord | 2 Door DX, 2 Door EX, 2 Door EX (V6), 2 Door EX V6, 2 Door EX-L, 2 Door EX-SUL, 2 Door EX-V6, 2 Door LX, 2 Door LX (V6), 2 Door LX V6, 2 Door LX-SUL, 2 Door SE, 2 Door SE (V6), 2 Door Special, 4 Door DX, 4 Door DX-VP, 4 Door EX, 4 Door EX (V6), 4 Door EX-L, 4 Door EX-SUL, 4 Door EX-UL, 4 Door EX-V6, 4 Door LX, 4 Door LX (V6), 4 Door LX V6, 4 Door SE, 4 Door SE (V6), 4 Door SE-UL, 4 Door Special, 4 Door VP, 5 Door EX, 5 Door LX | KA 4AT, KA 5AT, KA 5MT, KA 6MT, KL 4AT, KL 5AT, KL 5MT, KL 6MT

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1-20 of 74 Results

Honda Accord Relay

Honda Accord Relay can provide fast and reliable switching, which keeps climate devices operating at their optimum performance and protects the wiring harness against damaging current spikes. Relied upon by several generations, it is a small component that can be fitted into the electrical bays of 1998 through 2023 Honda Accord sedans, coupes, and hybrids with ease, with no additional adjustment. The Relay does the heavy work of lifting the blower motors and cooling fans, with the dashboard merely relaying a mild signal. Thus, when the driver makes adjustments, the cabin temperature is immediately stable even in stop-and-go traffic. The sealed casing of the part protects the coil and contacts against moisture and road vibration and increases the durability of the part, which adds to the proven reputation of reliability of the model. The Relay also reduces voltage sag because it isolates high current through sensitive circuitry, facilitating a smoother idle and consistent horsepower during the use of components. It also gives safety a boost since a healthy Relay will ensure the wires do not get overheated and the possibility of sudden failure of the fans is minimized, which may result in foggy windows or an overheated engine. The Relay is mounted on a stiff printed circuit board inside each Honda fuse box, which is heat resistant. The intelligent plug-and-play design, color-coded terminals, and audible click that indicates positive engagement are other features that distinguish it in an otherwise saturated automotive electronics market, which many owners like. Since the late 90s Honda Accord, the loyal fan base knows that the component will work and fit. It is a clever Relay technology that supports every Honda driver with the silent assurance that their Accord is ready to take any trip, and the image of the Accord as a standard in its category is established.

In search of affordable OEM Honda Accord Relay? Consider browsing through our extensive inventory of genuine Honda Accord 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 Accord Relay Parts Questions & Experts Answers

Relay Assembly, Power (Micro Iso) (Denso)
39794-SDA-A02
Q:
What are the functions and testing methods of different types of relays used in electrical accessories on Honda Accord?
A:
Most of the electrical accessories including fuel injection system, Horns, starter and fog lamps employ relays to control current to components where a small control circuit current controls a heavy current power circuit. Faulty component in the relay will result in the components which are being powered by the high current circuit not working. Fuses/Relays are located near the engine compartment fuse/relay box and the under-dash fuse and relay box; the engine compartment fuse/relay box is on the left side of the car behind the air filter housing. To identify a particular fuse or relay, first access it by lifting a lid and then you'll find a guide printed at the base. The under dash fuse and relay box is the kick panel on the left, you will need to remove the panel to find the relays. There are two basic types of relays: These circuits, often referred to as 'normally open' and 'five-terminal', are frequently utilized when end-users wish to control a lighting circuit using a PIR detector. Many normal-open relays exist for functions such as the accessory power socket, as well as parts of air conditioning, and they have four external spade connectors placed in a specific direction. A normally-open relay is tested by checking for continuity between terminal No. 1 and terminal No. 2 with the power supply disconnected; conversely, continuity should be obtained when terminal No. 3 is connected to the power and terminal No. 4 is grounded. Some of the relays which include the five-terminal type B relays used in functions such as daytime running and moonroof control are characterized by five terminals. Testing involves probing for continuity between terminal no 1 and 4 when power is switched off, and between terminal no 1 and 2 when power and ground are connected to terminals no 3 and 5 respectively.