What are the functions and types of relays used on Acura TL in electrical accessories?

Many electrical accessories, such as the fuel injection system, horns, starter, and fog lamps, utilize relays to manage current to components, employing a low-current control circuit to operate a high-current power circuit. A defective relay will prevent the associated component from functioning, and these relays can be found in the engine compartment fuse/relay box and near the under-dash fuse and relay box, with access to the under-dash relays requiring the removal of the left kick panel. There are two primary types of relays: normally-open type A and five-terminal type A. Normally-open type A relays serve various functions, including ABS fail-safe, accessory power socket, air conditioning components, and multiple light relays, characterized by four external spade terminals arranged in a specific configuration. Testing involves checking for continuity between designated terminals with power applied or disconnected. Normally-open type B relays, used for systems like the ABS pump motor and blower motor, also feature four terminals but arranged differently. Five-terminal type A relays, utilized for windshield wiper control, have five terminals in two rows, and testing requires verifying continuity between specific terminals under certain conditions. Five-terminal type B relays, which serve functions such as ACC cut and moonroof controls, follow a similar testing procedure to ensure proper operation.

Genuine Acura TL Relay

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37 Relays found

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Acura TL Power Relay Assembly (Micro Iso) (Mitsuba)
Part Number: 39794-SDA-A05
$22.56 MSRP: $32.22
You Save: $9.66 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Power (Micro Iso) (Mitsuba) ; Horn Relay; Horn Relay, Relay
- Replaces: 39794-SDA-A01, 39794-SDA-A04
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly
Part Number: 39794-SDA-A03
$22.56 MSRP: $32.22
You Save: $9.66 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: HVAC Blower Motor Relay; Power Relay, Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Fuel Pump Relay Assembly (Denso)
Part Number: 39794-SDA-004
$55.01 MSRP: $78.57
You Save: $23.56 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Fuel Pump (Denso); Fuel Pump Relay, Relay
- Replaces: 39794-SDA-003, 39794-SDA-305
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Engine Control Module Relay Assembly
Part Number: 39794-SDA-902
$74.10 MSRP: $105.83
You Save: $31.73 (30%)
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Product Specifications
- Other Name: Engine Control Module; ECM Relay, Relay
- Replaces: 39794-SDA-901
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Main Relay Assembly
Part Number: 39400-SZ5-A01
$138.96 MSRP: $196.27
You Save: $57.31 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Main; ECM Relay, Main Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly (5P) (Micro Iso) (Mitsuba)
Part Number: 39794-S10-003
$50.64 MSRP: $72.31
You Save: $21.67 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Power (5P) (Micro Iso) (Mitsuba); Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Main Relay Assembly (Mitsuba)
Part Number: 39400-S84-003
$109.57 MSRP: $154.76
You Save: $45.19 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Main (Mitsuba); ECM Relay, Relay Assembly
- Replaces: 39400-S84-A01, 39400-S82-A01
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Relay Assembly (Micro Iso)
Part Number: 39792-SDA-A01
$5.95 MSRP: $8.29
You Save: $2.34 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly (4P) (056700-7250) (Denso)
Part Number: 39794-SE0-003
$101.92 MSRP: $143.00
You Save: $41.08 (29%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Relay Assembly, Power (4P) (056700-7250) (Denso)
- Replaced by: 39794-SL0-J01
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Turn Signal And Hazard Relay Assembly
Part Number: 38300-SDA-A01
$21.19 MSRP: $29.55
You Save: $8.36 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Turn Signal And Hazard (Mitsuba) ; Turn Signal & Hazard Flasher; Flasher, Turn Signal & Hazard Flasher
- Replaces: 38300-SDA-A02
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Turn Signal And Hazard Relay Assembly (Mitsuba)
Part Number: 38300-SHJ-A04
$88.81 MSRP: $124.61
You Save: $35.80 (29%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Relay Assembly, Turn Signal And Hazard (Mitsuba) ; Turn Signal & Hazard Flasher; Flasher, Turn Signal & Hazard Flasher
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly
Part Number: 39795-SB2-003
$97.83 MSRP: $137.27
You Save: $39.44 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Power (4P) (Rc-2201) (Mitsuba); Fan Relay, Power Relay, Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly (4P) (Rc-2201) (Mitsuba)
Part Number: 39797-SE0-004
$81.48 MSRP: $116.36
You Save: $34.88 (30%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Relay Assembly, Power (4P) (Rc-2201) (Mitsuba); Power Relay, Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly (4P) (12V No) (Mitsuba)
Part Number: 39792-SP0-014
$64.14 MSRP: $89.45
You Save: $25.31 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Power (4P) (12V No) (Mitsuba); ABS Relay, Power Relay, Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly (4P) (056700-7330) (Denso)
Part Number: 39797-SE0-003
$87.67 MSRP: $123.00
You Save: $35.33 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Relay Assembly, Power (4P) (056700-7330) (Denso); Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Main Relay Assembly
Part Number: 39400-SV4-003
$172.65 MSRP: $243.84
You Save: $71.19 (30%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Relay Assembly, Main ; Ecm Relay; ECM Relay
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Turn Signal And Hazard Relay Assembly
Part Number: 38300-S9A-003
$87.64 MSRP: $122.96
You Save: $35.32 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Relay Assembly, Turn Signal And Hazard (Mitsuba) ; Turn Signal & Hazard Flasher
- Replaces: 38300-SB2-671, 38300-SE3-004, 38300-SV1-A11, 38300-S5T-004, 38300-SE3-003, 38300-SA5-003, 38300-S47-013, 38300-SA5-004, 38300-SV1-A00, 38300-SV1-A01, 38300-S5T-003, 38300-SA5-672, 38300-S9V-A11, 38300-SA5-013, 38300-S9V-A01, 38300-S5A-003, 38300-SA5-671, 38300-SB2-672, 38300-SE3-013
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly (Brown)
Part Number: 39794-SL0-J01
$101.92 MSRP: $143.00
You Save: $41.08 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Relay Assembly, Power (4P) (Rc-2226) (Brown) (Mitsuba); Power Relay, Relay, Relay Assembly
- Replaces: 39794-SE0-003, 39794-SL0-004, 39794-SE0-004
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Power Relay Assembly (4P) (Denso)
Part Number: 39797-SH2-003
$79.05 MSRP: $110.92
You Save: $31.87 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Relay Assembly, Power (4P) (Denso)
- Warranty: This genuine part is guaranteed by Acura's factory warranty.
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Acura TL Turn Signal And Hazard Relay Assembly (Omron)
Part Number: 38300-S0K-A01
Product Specifications
- Other Name: Relay Assembly, Turn Signal And Hazard (Omron) ; Turn Signal & Hazard Flasher; Turn Signal & Hazard Flasher
- Warranty: This genuine part is guaranteed by Acura's factory warranty.

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Acura TL Relay

Acura TL Relay is the electronic gatekeeper that is reliable and provides the climate system with small control signals to high current fans and motors. The Relay snaps its contacts shut in milliseconds, which protects costly circuitry and helps every Acura of the TL series garner a reputation for long-term dependability and enthusiastic driving. The compact cube fits into the factory Acura fuse panel of the TL climate circuit without wasting space. A single sturdy Relay maintains airflow in the cabin during heat waves in the city or during night drives in the frosty night. Compatibility extends back to the first 1995 edition up to the final 2014 TL. Therefore, a single factory spec Relay can restore climate control in both the early five-cylinder and the potent J32 V6 sedans. The electromagnet and spring design in an Acura cabin minimizes the resistance to circuits, improving the efficiency of the alternator. The Relay is able to open quickly to eliminate the current instantly, preventing overheating and minimizing the possibility of blown fuses. Constant airflow ensures clear windows and even cabin temperature, which translates to safer visibility and less driver fatigue. Every time the Relay clicks quietly under the dashboard, owners will be happy. According to numerous drivers, this small Relay piece makes the Acura ride feel like it has just come out of the package. The TL has a good reputation for good value due to the trustworthy electrics that rarely fail. Swapping the original Acura TL unit is a quick, affordable fix that restores brisk blower response and maintains luxury comfort over the miles.

We provide a broad range of OEM Acura TL Relay at unbeatable prices on our website. For your OEM parts, You can count on the guaranteed quality, manufacturer's warranty, outstanding customer service, and prompt delivery. We look forward to your visit.

Acura TL Relay Parts Questions & Experts Answers

Power Relay Assembly
39794-SDA-A03
Q: What are the functions and types of relays used on Acura TL in electrical accessories?
A:
Many electrical accessories, such as the fuel injection system, Horns, starter, and fog lamps, utilize relays to manage current to components, employing a low-current control circuit to operate a high-current power circuit. A defective relay will prevent the associated component from functioning, and these relays can be found in the engine compartment fuse/relay box and near the under-dash fuse and relay box, with access to the under-dash relays requiring the removal of the left kick panel. There are two primary types of relays: normally-open type A and five-terminal type A. Normally-open type A relays serve various functions, including ABS fail-safe, accessory power socket, air conditioning components, and multiple light relays, characterized by four external spade terminals arranged in a specific configuration. Testing involves checking for continuity between designated terminals with power applied or disconnected. Normally-open type B relays, used for systems like the ABS pump motor and blower motor, also feature four terminals but arranged differently. Five-terminal type A relays, utilized for windshield wiper control, have five terminals in two rows, and testing requires verifying continuity between specific terminals under certain conditions. Five-terminal type B relays, which serve functions such as ACC cut and moonroof controls, follow a similar testing procedure to ensure proper operation.