Honda ECUs

Your Honda's ECU, or engine control unit, is essentially the motherboard for all of your vehicle's most vital components. In newer vehicles, almost all essential functions are controlled by this computer, making it extremely detrimental if your ECU begins to struggle. A bad or failing ECU can appear as a simple blinking engine light or something much more serious like engine misfires and your Honda not starting whatsoever. These are definitely not problems to ignore, as they put your Honda directly at risk. Luckily for you, OEM Online Parts carries the Honda ECU components you need to get this control unit doing its job once again. Make sure you're buying the right parts for your Honda by letting our site know what model and year you drive. With this, we are able to accurately (and quickly) match you with the best options for possible. Then, you don't have to go through the hassle of returning and purchasing new parts. Instead, your brand-new Honda ECU will ship to your doorstep, ready to be installed as soon as you are.

Refine Results
Ecu
Part Number: 37820-5AN-307
Replaces: 37820-5AN-B52
Notes: For California Emissions. More Notes
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-L64
Replaces: 37820-5AN-L62, 37820-5AN-L63
Notes: For California Emissions. More Notes
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-L85
Notes: For California Emissions. More Notes
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5G0-A59
Replaces: 37820-5G0-A53, 37820-5G0-A55, 37820-5G0-A56, 37820-5G0-A57, 37820-5G0-A58
Fits:
  • Honda:
    • ACCORD SEDAN
$928.33
$835.50
$928.33
$835.50
Ecu
Part Number: 37820-PAA-405
Replaces: 37820-PAA-A51, 37820-PAA-A52
Fits:
  • Honda:
    • ACCORD COUPE,
    • ACCORD SEDAN
$1,352.49
$1,217.25
$1,352.49
$1,217.25
Ecu
Part Number: 37820-PAA-408
Replaces: 37820-PAA-A00, 37820-PAA-L00, 37820-PAA-L10, 37820-PAA-L11
Fits:
  • Honda:
    • ACCORD COUPE,
    • ACCORD SEDAN
$1,352.50
$1,217.25
$1,352.50
$1,217.25
Ecu
Part Number: 37820-PAB-309
Replaces: 37820-PAB-A00, 37820-PAB-A10
Fits:
  • Honda:
    • ACCORD SEDAN
$825.80
$743.22
$825.80
$743.22
Ecu
Part Number: 37820-PVJ-306
Replaces: 37820-PVJ-A71, 37820-PVJ-A72, 37820-PVJ-A73, 37820-PVJ-A74
Fits:
  • Honda:
    • PILOT 5-DOOR
$1,524.99
$1,372.50
$1,524.99
$1,372.50
Ecu
Part Number: 37820-R1A-A59
Replaces: 37820-R1A-A58
Fits:
  • Honda:
    • CIVIC COUPE,
    • CIVIC SEDAN
$678.75
$610.88
$678.75
$610.88
Ecu
Part Number: 37820-R1J-A85
Replaces: 37820-R1J-A81, 37820-R1J-A82, 37820-R1J-A83, 37820-R1J-A84
Fits:
  • Honda:
    • CIVIC COUPE
$619.17
$557.25
$619.17
$557.25
Ecu
Part Number: 37820-R1Z-A56
Replaces: 37820-R1Z-A54, 37820-R1Z-A55
Fits:
  • Honda:
    • CIVIC NGV SEDAN
$838.33
$754.50
$838.33
$754.50
Ecu
Part Number: 37820-R71-L64
Replaces: 37820-R71-L57, 37820-R71-L58, 37820-R71-L59, 37820-R71-L61, 37820-R71-L62, 37820-R71-L63
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD COUPE
$1,350.83
$1,215.75
$1,350.83
$1,215.75
Ecu
Part Number: 37820-R72-A22
Replaces: 37820-R72-A21
Fits:
  • Honda:
    • ACCORD COUPE
$1,350.83
$1,215.75
$1,350.83
$1,215.75
Ecu
Part Number: 37820-RAA-317
Replaces: 37820-RAA-307, 37820-RAA-A61, 37820-RAA-A62, 37820-RAA-A63, 37820-RAA-A64, 37820-RAA-A65, 37820-RAA-A66, 37820-RAA-A67, 37820-RAA-A91, 37820-RAA-A92, 37820-RAA-A93
Fits:
  • Honda:
    • ACCORD SEDAN
$1,304.58
$1,174.13
$1,304.58
$1,174.13
Ecu
Part Number: 37820-RCA-A06
Replaces: 37820-RCA-A01, 37820-RCA-A02, 37820-RCA-A03, 37820-RCA-A04, 37820-RCA-A05
Fits:
  • Honda:
    • ACCORD COUPE
$952.92
$857.63
$952.92
$857.63
Ecu
Part Number: 37820-RCA-A47
Replaces: 37820-RCA-A41, 37820-RCA-A42, 37820-RCA-A43, 37820-RCA-A44, 37820-RCA-A45, 37820-RCA-A46
Fits:
  • Honda:
    • ACCORD COUPE
$952.92
$857.63
$952.92
$857.63
Ecu
Part Number: 37820-RCA-L47
Replaces: 37820-RCA-L41, 37820-RCA-L42, 37820-RCA-L43, 37820-RCA-L44, 37820-RCA-L45, 37820-RCA-L46
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD COUPE
$952.92
$857.63
$952.92
$857.63
Ecu
Part Number: 37820-RGL-A05
Replaces: 37820-RGL-A01, 37820-RGL-A02, 37820-RGL-A03, 37820-RGL-A04
Fits:
  • Honda:
    • ODYSSEY 5-DOOR
$875.00
$787.50
$875.00
$787.50
Ecu
Part Number: 37820-RGL-A58
Replaces: 37820-RGL-A53, 37820-RGL-A54, 37820-RGL-A55, 37820-RGL-A56, 37820-RGL-A57
Fits:
  • Honda:
    • ODYSSEY 5-DOOR
$1,381.25
$1,243.13
$1,381.25
$1,243.13
Ecu
Part Number: 37820-RGL-A89
Replaces: 37820-RGL-A83, 37820-RGL-A84, 37820-RGL-A85, 37820-RGL-A86, 37820-RGL-A87, 37820-RGL-A88
Fits:
  • Honda:
    • ODYSSEY 5-DOOR
$875.00
$787.50
$875.00
$787.50
Ecu
Part Number: 37820-RGM-A91
Replaces: 37820-RGM-A82, 37820-RGM-A83, 37820-RGM-A84, 37820-RGM-A85, 37820-RGM-A86, 37820-RGM-A87, 37820-RGM-A88, 37820-RGM-A89
Fits:
  • Honda:
    • ODYSSEY 5-DOOR
$970.83
$873.75
$970.83
$873.75
Ecu
Part Number: 37820-RRB-315
Replaces: 37820-RRB-305, 37820-RRB-A04, 37820-RRB-A05
Fits:
  • Honda:
    • CIVIC COUPE
$645.00
$580.50
$645.00
$580.50
Ecu
Part Number: 37820-RYP-A56
Replaces: 37820-RYP-A53, 37820-RYP-A54, 37820-RYP-A55
Fits:
  • Honda:
    • PILOT 5-DOOR
$1,232.91
$1,109.63
$1,232.91
$1,109.63
Ecu
Part Number: 37820-5AN-A05
Replaces: 37820-5AN-A03, 37820-5AN-A04
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-A54
Replaces: 37820-5AN-A52, 37820-5AN-A53
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-A75
Replaces: 37820-5AN-A72, 37820-5AN-A73, 37820-5AN-A74
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-A85
Replaces: 37820-5AN-A82, 37820-5AN-A83, 37820-5AN-A84
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-P8C-306
Replaces: 37820-P8C-L52
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD COUPE,
    • ACCORD SEDAN
$898.33
$808.50
$898.33
$808.50
Ecu
Part Number: 37820-PAA-317
Replaces: 37820-PAA-307, 37820-PAA-L20
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD SEDAN
$1,944.58
$1,750.13
$1,944.58
$1,750.13
Ecu
Part Number: 37820-PLM-317
Replaces: 37820-PLM-L01, 37820-PLM-L02
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • CIVIC COUPE,
    • CIVIC SEDAN
$995.01
$895.50
$995.01
$895.50
Ecu
Part Number: 37820-PLM-439
Replaces: 37820-PLM-409, 37820-PLM-419, 37820-PLM-429, 37820-PLM-L53, 37820-PLM-L54
Fits:
  • Honda:
    • CIVIC COUPE,
    • CIVIC SEDAN
$1,323.34
$1,191.00
$1,323.34
$1,191.00
Ecu
Part Number: 37820-PLR-A75
Replaces: 37820-PLR-A72, 37820-PLR-A73, 37820-PLR-A74
Fits:
  • Honda:
    • CIVIC COUPE,
    • CIVIC SEDAN
$1,018.04
$913.13
$1,018.04
$913.13
Ecu
Part Number: 37820-PVF-315
Replaces: 37820-PVF-305, 37820-PVF-A51
Fits:
  • Honda:
    • PILOT 5-DOOR
$1,525.00
$1,372.50
$1,525.00
$1,372.50
Ecu
Part Number: 37820-PVF-316
Replaces: 37820-PVF-306, 37820-PVF-L51
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • PILOT 5-DOOR
$1,524.99
$1,372.50
$1,524.99
$1,372.50
Ecu
Part Number: 37820-R1A-A09
Replaces: 37820-R1A-A08
Fits:
  • Honda:
    • CIVIC COUPE,
    • CIVIC SEDAN
$678.76
$610.88
$678.76
$610.88
Ecu
Part Number: 37820-R1A-A68
Replaces: 37820-R1A-A66, 37820-R1A-A67
Fits:
  • Honda:
    • CIVIC SEDAN
$678.76
$610.88
$678.76
$610.88
Ecu
Part Number: 37820-RAD-316
Replaces: 37820-RAD-306, 37820-RAD-A01, 37820-RAD-A02, 37820-RAD-A03, 37820-RAD-A04
Fits:
  • Honda:
    • ACCORD COUPE,
    • ACCORD SEDAN
$933.33
$840.00
$933.33
$840.00
Ecu
Part Number: 37820-RAD-415
Replaces: 37820-RAD-405, 37820-RAD-L62, 37820-RAD-L63, 37820-RAD-L64, 37820-RAD-L65, 37820-RAD-L66, 37820-RAD-L71, 37820-RAD-L72, 37820-RAD-L73
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD SEDAN
$1,297.91
$1,168.13
$1,297.91
$1,168.13
Ecu
Part Number: 37820-RGL-A96
Replaces: 37820-RGL-A92, 37820-RGL-A93, 37820-RGL-A94, 37820-RGL-A95
Fits:
  • Honda:
    • ODYSSEY 5-DOOR
$895.86
$806.28
$895.86
$806.28
Ecu
Part Number: 37820-RGW-A51
Replaces: 37820-RGW-A92, 37820-RGW-A93, 37820-RGW-A94, 37820-RGW-A95, 37820-RGW-A96, 37820-RGW-A97, 37820-RGW-A98, 37820-RGW-A99
Fits:
  • Honda:
    • ODYSSEY 5-DOOR
$862.50
$776.25
$862.50
$776.25
Ecu
Part Number: 37820-RNA-A85
Replaces: 37820-RNA-A82, 37820-RNA-A83, 37820-RNA-A84
Fits:
  • Honda:
    • CIVIC COUPE,
    • CIVIC SEDAN
$847.50
$762.75
$847.50
$762.75
Ecu
Part Number: 37820-5AN-954
Replaces: 37820-5AN-952, 37820-5AN-953
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-A64
Replaces: 37820-5AN-A62, 37820-5AN-A63
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-L54
Replaces: 37820-5AN-L52, 37820-5AN-L53
Notes: For California Emissions. More Notes
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5AN-L75
Replaces: 37820-5AN-L72, 37820-5AN-L73, 37820-5AN-L74
Notes: For California Emissions. More Notes
$397.50
$357.75
$397.50
$357.75
Ecu
Part Number: 37820-5G1-L56
Replaces: 37820-5G1-L51, 37820-5G1-L53, 37820-5G1-L54, 37820-5G1-L55
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD SEDAN
$928.33
$835.50
$928.33
$835.50
Ecu
Part Number: 37820-5G1-L65
Replaces: 37820-5G1-L61, 37820-5G1-L62, 37820-5G1-L63, 37820-5G1-L64
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD SEDAN
$928.33
$835.50
$928.33
$835.50
Ecu
Part Number: 37820-5G1-L75
Replaces: 37820-5G1-L72, 37820-5G1-L73, 37820-5G1-L74
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD COUPE
$928.33
$835.50
$928.33
$835.50
Ecu
Part Number: 37820-PAA-406
Replaces: 37820-PAA-A01, 37820-PAA-A02
Fits:
  • Honda:
    • ACCORD COUPE,
    • ACCORD SEDAN
$1,352.50
$1,217.25
$1,352.50
$1,217.25
Ecu
Part Number: 37820-PAB-406
Replaces: 37820-PAB-L00, 37820-PAB-L01, 37820-PAB-L10
Notes: For California Emissions. More Notes
Fits:
  • Honda:
    • ACCORD SEDAN
$825.80
$743.22
$825.80
$743.22

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