Where is the air charge temp sensor located on a 2003 hyundai elantra

Here is the fuse box diagram, but the Elantra appears to have a rather funky battery fuse! Most vehicles have a main battery fuse but it is on the battery connector wire. If you put in a new ECM, was it programmed to the vehicle?

https://www.autozone.com/batteries-starting-and-charging/battery-fuse/hyundai/elantra-gt

Hyundai Elantra (XD; 2000-2006) fuses and relays

Fuse Box Diagrams https://fuse-box.info > hyundai > hyundai-elantra-xd-...

The fuse box is located on the driver's side of the instrument panel behind the cover. The location of the fuses in the passenger compartment: Hyundai Elantra ( ...

Check the power to the cluster with your multimeter. You may find a broken wire within the loom.

Try cleaning the max flow sensor or if it has an air intake temperature sensor. These are located after the air filter box on the large flexible line. Use clean or that is safe for mass sensors available at auto parts store.

check fuses and relays their are different locations for air bag sensors and their is also seat belt sensors and seat switches [check the connections under the seat ]---their are sensors under the front bumper behind the valance by the radiator support also if air bag curtains passenger side between inner fender, door and door pillar the following links have information or what to look for and assist in solving your problem the recall doesn't cover your vehicle but it pertained to the passenger air bag problem as well as the 05 posting
Why is my airbag light on 2005 Hyundai Elantra Air Bags Frontal Sensor Control Module Problems More than 280 000 Hyundai Elantras Recalled Over Air Bag Problems

Check for engine codes related to Camshaft Position Sensor or Crankshaft Position sensor. Replace as necessary.

Yes they have abs sensors are located on the hub

see if your car has the one pictured below.

For Hyundai Car 1999-05 - Intake Air Temperature (IAT) Sensor Location (check several options):

1.- The IAT sensor is located against the firewall to the left side of the engine. It is combined with the Manifold Absolute Pressure (MAP) sensor.

2.- This sensor is located in the air intake plenum assembly. On some vehicles this sensor is combined with the MAP/MAF sensor.

3.- The IAT sensor is located in the air plenum assembly. On some vehicles it is combined with the MAF sensor.

4.- This sensor is located in the air intake plenum assembly. On some vehicles this sensor is combined with the MAP/MAF sensor.

5.- This sensor is located in the air intake plenum assembly. It is combined with the Manifold Absolute Pressure (AFS) sensor.

6.- This sensor is located in the air intake plenum assembly. It is combined with the Manifold Absolute Pressure (AFS) sensor.


In the next graphic, check the position 2...



FIG : Underhood sensor locations-Elantra 2004-2005 2.0L engine


Hope this help (remember comment and rated this) TY for using Fixya.

I just had this problem on a 2001 elantra. I took it in for repair: the MAP (Manifold Absolute Pressure/ intake air temp) sensor was shot. $150 later it works just fine.

Can't locate the Intake Air Temp Sensor on my VW Beetle