IMPORTANT FITMENT CHECK

This is a high-precision replacement electronics insert only. You must reuse your original plastic intake housing pipe. Please safely inspect your original sensor to verify it uses a 5-pin rectangular connector and match your Honda OEM part numbers below.

Do not let a faulty sensor ruin your smooth Honda driving experience. As an Aussie family business we understand that your vehicle needs precise electronic data to run flawlessly. We import our premium sensors directly from global OEM manufacturers to guarantee exact factory performance and eliminate annoying engine hesitation. Ships Daily from our Cranbourne VIC Warehouse. Unsure about fitment? Contact our expert team for friendly advice.

COMPATIBLE VEHICLES

Honda Accord (Various Models utilizing AFH70M series sensors)
Honda Civic (Various Models utilizing AFH70M series sensors)
Honda CR-V (Various Models utilizing AFH70M series sensors)
Note: Fits multiple Honda platforms. Please check your OEM number.

REPLACES PART NUMBERS

37980-RAD-L11
37980-RC0-M01
37980-RNA-A01
37980RNAA01
AFH70M41

COMMON QUESTIONS

1. Why replace just the sensor insert?
Replacing the entire plastic housing is expensive and usually unnecessary. The electronic insert is the only component that actually fails. Swapping the insert saves you money while perfectly restoring factory air readings to your ECU.

2. Do I need to replace my air filter too?
Absolutely yes. A clogged or low-quality air filter is the number one cause of MAF sensor failure. You must install a fresh air filter when replacing this sensor to protect your engine.

3. How fast is shipping?
We ship daily directly from Cranbourne VIC. Orders placed before 2pm typically leave our warehouse on the exact same day so you can get your car running smoothly again.

[11/13 - 08/19] HONDA ACCORD CR2 IX (2.4L 4cyl K24W 129kW)
[06/13 - 08/19] HONDA ACCORD CR3 IX (3.5L V6 J35Y3 206kW)
[10/18 ON] HONDA ACCORD CV2 / CV3 X Hybrid (2.0L 4cyl LFB1 / LFA-H4 158kW)
[01/14 - 11/20] HONDA CITY GM6 VI i-VTEC (1.5L 4cyl L15-A7 / L15Z1 88kW)
[09/05 - 02/12] HONDA CIVIC FA1 / FD1 / FD7 VIII (1.8L 4cyl R18A1 / R18A2 103kW)
[02/12 - 04/16] HONDA CIVIC FB2 IX (1.8L 4cyl R18Z4 / R18A1 / R18Z1 104kW)
[02/13 - 04/16] HONDA CIVIC FB3 IX (2.0L 4cyl R20A5 114kW)
[02/12 - 12/16] HONDA CIVIC FK2 IX i-VTEC (1.8L 4cyl R18Z4 104kW)
[09/05 - 12/11] HONDA CIVIC FK2 / FN1 VIII (1.8L 4cyl R18A2 103kW)
[03/17 - 09/21] HONDA CIVIC FK5 X iVTEC (1.8L 4cyl R18Z1 104kW)
[10/12 - 04/17] HONDA CR-V RE5 / RM1 IV iVtec (2.0L 4cyl R20A5 / R20A9 114kW)
[01/15 - 12/21] HONDA HR-V RU58 (1.8L 4cyl R18ZF / R18Z9 105kW)
[01/22 ON] HONDA HR-V RV (1.5L 4cyl L15B1 / L15ZK 87kW)
[04/09 - 12/13] HONDA INSIGHT ZE2 IMA (1.3L 4cyl LDA3 65kW)
[07/08 - 04/11] HONDA JAZZ GE6 / GG3 / GG6 III i (1.3L 4cyl L13Z1 / L13A / L13Z2 Euro 5 73kW)
[07/08 - 06/14] HONDA JAZZ GE8 III i-VTEC (1.5L 4cyl L15-A7 88kW)
[09/14 - 06/21] HONDA JAZZ GK5 IV (1.5L 4cyl L15A / L15Z2 / L15Z5 Euro 4 88kW)
[04/11 - 06/14] HONDA JAZZ GP1 III HYBRID (1.3L 4cyl LDA3 75kW)
[05/06 - 12/13] HONDA LEGEND KB1 IV V6 (3.5L V6 J35A8 217kW)
[08/08 - 12/13] HONDA LEGEND KB2 IV VTEC V6 (3.7L V6 J37A2 / J37A3 226kW)

Can I clean my MAF sensor instead of replacing it?

Yes - if the sensor is contaminated rather than electrically failed, cleaning with a dedicated MAF sensor cleaner spray can restore correct readings. Do not use brake cleaner or generic electrical contact cleaner as these leave residue that damages the sensing wire. Allow the sensor to dry completely before reinstalling. If cleaning does not resolve the fault codes, the sensor requires replacement.

What is the difference between a MAF sensor and a MAP sensor?

A MAF (Mass Air Flow) sensor directly measures the mass of air entering the engine using a hot wire element in the intake. A MAP (Manifold Absolute Pressure) sensor measures intake manifold pressure to calculate air density. Most modern engines use one or the other - some use both. Your vehicle service manual or OBD2 fault codes will confirm which sensor type your engine uses.

Will a faulty MAF sensor cause my vehicle to fail an emissions test?

Yes. A faulty MAF sensor causes the ECU to miscalculate fuel delivery, typically resulting in a rich running condition that increases CO and hydrocarbon emissions. Most roadworthy and emissions checks will fail a vehicle with an active MAF sensor fault code or visibly excessive exhaust smoke.

What are the symptoms of a bad MAF sensor?

Common symptoms include rough idle, hesitation or stumbling on acceleration, poor fuel economy, black smoke from the exhaust, and an illuminated Check Engine light. Your ECU may log fault codes P0100 to P0104.

Can I drive with a faulty MAF sensor?

You can drive short distances but it is not recommended. A faulty MAF sensor causes the ECU to run incorrect fuel mixtures, which can damage the catalytic converter and O2 sensors over time. Have it replaced as soon as possible.

How do I test if my MAF sensor is bad?

Use an OBD2 scanner to check for fault codes P0100-P0104. You can also use a multimeter or live data scanner to check the sensor output voltage against your vehicle's specification. A reading significantly outside spec confirms a faulty sensor.

What causes a MAF sensor to fail?

The most common causes are a dirty or contaminated sensing element (often from a missing or damaged air filter), oil contamination from an over-oiled aftermarket air filter, heat damage, or general wear over time.

Do I need to reset my ECU after replacing the MAF sensor?

It is good practice to clear any stored fault codes using an OBD2 scanner after replacement. Some vehicles will self-adapt within a short drive cycle, but clearing codes ensures the ECU recalibrates from a clean baseline.

Identification
SKU	CAF123-Honda
Brand	Aftermarket OEM Replacement
Part Numbers
Part Number	CAF123
Reference OEM Number	37980RNAA01
Other OEM Numbers	37980-RAD-L11, 37980-RC0-M01, 37980-RNA-A01
Related Part Numbers	AFH70M41, CAF121
Trade Part Numbers	ASTEMO-ASEAN: U09005-AFS
Product Specifics
Product Type	AIR MASS METER / MAF SENSOR
Number of pins	5 -pin connector
Connector Shape	rectangular
Supplementary Article Info	Insert Only, without suction pipe
Rated Voltage	12 V
Housing Colour	Black
Housing Type	without housing, Insert Only
Recommended additional repairs	change Air Filter
Plug Type	Male
Other Details
Note	Always verify fitment using your vehicle's OEM part number.