Exhaust Temperature Sensor - NGK NTK - RTA9000-EE048

The NGK NTK exhaust temperature sensor is a high-quality replacement component designed for accura...

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eBayNGK Exhaust Gas Temperature Sensor RTA9000-EE048 - OE Replacement For Fiat
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Product Information

Full details

The NGK NTK Exhaust Temperature Sensor (RTA9000-EE048) is designed for automotive technicians and vehicle owners looking to maintain optimal engine health and emission standards. This precision component provides accurate exhaust gas monitoring, which is critical for the proper functioning of modern engine management systems. While it offers OEM-grade reliability for specific FIAT models, users must strictly verify their vehicle's compatibility via the OEM part number before installation to ensure a correct fit.

All features

Model Part NumberRTA9000-EE048
BrandNGK NTK

Extended Product Information

FAQs

Does this sensor come with a connector?

Yes, this component is designed as a direct replacement with the necessary 2-circuit connector to match your vehicle's harness.

How do I know if my sensor is faulty?

Common signs include a check engine light, increased fuel consumption, or degraded vehicle performance during acceleration.

Can I use this on a non-FIAT vehicle?

No, this part is specifically engineered for compatible FIAT models using the mentioned OEM references.

Is the 540 mm length flexible?

The length is fixed; do not attempt to stretch or modify the wire harness, as this can affect the electrical resistance readings.

Should I apply anti-seize to the threads?

Many NGK sensors come with pre-applied anti-seize. If it is dry, apply a very small amount of high-temperature anti-seize to the threads only, avoiding the sensor tip.

Troubleshooting

Check engine light remains on after installation

You must use an OBD-II diagnostic scanner to clear the stored fault codes from the ECU after the new part is installed.

Difficulty threading the sensor into the exhaust

Check that the port is free of carbon buildup. Use a thread chaser if necessary, but do not force the sensor as this can damage the housing.

Pros and Cons

Pros

  • Matches OEM specifications for reliability
  • Essential for keeping emissions systems within legal limits
  • Precise fitment for listed FIAT model applications
  • High-grade thermal construction

Cons

  • Specific to select FIAT models only
  • Requires professional verification of OEM cross-references
  • Installation requires access to the exhaust system

Setup, Compatibility & Care

Compatibility Verification:

Before proceeding with installation, match your existing part with OEM references 51799538, 51825680, or 51825683. This part is compatible with models such as the FIAT QUBO, PUNTO, and FIORINO.

Installation Steps:

  1. Ensure the engine is completely cool before attempting to access the exhaust manifold area.
  2. Disconnect the negative battery terminal to protect the vehicle's electrical system.
  3. Locate the existing sensor, unscrew it from the exhaust pipe, and carefully disconnect the wiring connector.
  4. Install the new sensor, ensuring the cable is routed correctly to the 540 mm length specified.
  5. Reconnect the wiring and clear any diagnostic trouble codes (DTCs) from the vehicle ECU.

Care:

Do not handle the sensor tip with bare hands or expose it to chemicals, as debris or oils can interfere with thermal readings.

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