Electronic Throttle Body For Fiat Palio/Siena/Uno Fire 1.0 & Fiorino Fire 1.3 – 34mm – OE70370346 – LOREADA

Electronic Throttle Body For Fiat Palio/Siena/Uno Fire 1.0 & Fiorino Fire 1.3 – 34mm – OE70370346 – LOREADA

$43.14 USD
Prix promotionnel  $43.14 USD Prix régulier 
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Electronic Throttle Body For Fiat Palio/Siena/Uno Fire 1.0 & Fiorino Fire 1.3 – 34mm – OE70370346 – LOREADA

Electronic Throttle Body For Fiat Palio/Siena/Uno Fire 1.0 & Fiorino Fire 1.3 – 34mm – OE70370346 – LOREADA

En stock
$43.14 USD
Prix promotionnel  $43.14 USD Prix régulier 
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Key Features

  • Designed for Italian automotive systems: Fiat, Alfa Romeo
  • Precision-crafted for optimal performance
  • Meets original equipment standards
  • Direct replacement for easy installation
  • Durable construction ensures longevity

Product Information

Explore detailed specifications and features

Our price includes only the product and standard shipping. Buyers are responsible for all additional charges (e.g., customs duties, import fees, VAT, insurance). Customs policies vary by country – please check your local import regulations before ordering. If customs clearance fails due to the buyer's reasons, the buyer will be fully responsible, and refunds will not be provided.


Confirm your vehicle model matches the listing.
Compare product photos with your original part.
Locate the original part number (OE) on your component.
Match this number with ours. Contact us with your part number if unsure.


Item Detail
Product Name Electronic Throttle Body
Bore Size 34mm
Connector 6-Pin D-Shape / Oval
Engine Family Fiat FIRE 8V (1.0L / 1.3L Naturally Aspirated)
Housing Material Die-Cast Aluminum Alloy
Butterfly Valve Stainless Steel
Seals Viton
OE Numbers REF34SXFE4 / 34SXFE4 / SXFE0402 / 70370346 / 703703460 / 7.03703.46
Warranty 12 / 24 Months

Make Model Engine Years
Fiat Uno (Mille / Fire) 1.0L FIRE 8V / 1.3L FIRE 8V 2004–2014
Fiat Palio (178, 326) 1.0L FIRE 8V / 1.3L FIRE 8V 2004–2011
Fiat Siena (178, 326) 1.0L FIRE 8V / 1.3L FIRE 8V 2004–2011
Fiat Palio Fiorino (Pick-up) 1.3L FIRE 8V 2004–2011
Fiat Idea 1.3L FIRE 8V 2005–2010

Not compatible with: 1.4L FIRE, 1.6L MPI, diesel variants (1.3L Multijet, 1.9L JTD), or Fiat 500 1.2L. Always verify OE number before ordering.


LOREADA LRD-TB210 is a 34mm electronic throttle body direct OEM replacement for Fiat FIRE 8V 1.0L and 1.3L naturally aspirated engines in Uno, Palio, Siena, Fiorino, and Idea. Engineered to Pierburg OEM specifications (7.03703.46) for stable idle and precise throttle response.


  • OEM-Grade Quality – Pierburg OEM specification, direct replacement, no wiring modification required.
  • 34mm Precision Bore – Factory-correct diameter for Fiat FIRE 1.0L / 1.3L 8V airflow requirements.
  • Dual Redundant TPS – Prevents idle fluctuations, hunting, and false error codes (P0638, P2100, P2119, P2135).
  • Wide OE Cross-Reference – Matches Fispa (REF34SXFE4), Pierburg (70370346), and other aftermarket numbers.
  • 100% Factory Tested – Thermal cycling, airtightness, and full-stroke angle calibration.

  • Bore Size: 34mm
  • Connector: 6-Pin D-Shape / Oval
  • Engine Family: Fiat FIRE 8V (1.0L / 1.3L)
  • Housing: Die-Cast Aluminum Alloy
  • OE Ref: 70370346 / REF34SXFE4 / 7.03703.46
  • Warranty: 12 / 24 Months

Throttle adaptation required after installation. Disconnect battery 5–10 min → install with new gasket (sold separately) → reconnect battery → ignition ON 10 sec → OFF 10 sec (repeat 3 cycles) → start engine, idle 5 min → off 30 sec → restart and drive normally. Use Fiat Examiner / Multi-EcuScan for "Throttle Body Adaptation" if issues persist. Torque bolts to 8–10 Nm.

Our price includes only the product and standard shipping. Buyers are responsible for all additional charges (e.g., customs duties, import fees, VAT, insurance). Customs policies vary by country – please check your local import regulations before ordering. If customs clearance fails due to the buyer's reasons, the buyer will be fully responsible, and refunds will not be provided.


Confirm your vehicle model matches the listing.
Compare product photos with your original part.
Locate the original part number (OE) on your component.
Match this number with ours. Contact us with your part number if unsure.


Item Detail
Product Name Electronic Throttle Body
Bore Size 34mm
Connector 6-Pin D-Shape / Oval
Engine Family Fiat FIRE 8V (1.0L / 1.3L Naturally Aspirated)
Housing Material Die-Cast Aluminum Alloy
Butterfly Valve Stainless Steel
Seals Viton
OE Numbers REF34SXFE4 / 34SXFE4 / SXFE0402 / 70370346 / 703703460 / 7.03703.46
Warranty 12 / 24 Months

Make Model Engine Years
Fiat Uno (Mille / Fire) 1.0L FIRE 8V / 1.3L FIRE 8V 2004–2014
Fiat Palio (178, 326) 1.0L FIRE 8V / 1.3L FIRE 8V 2004–2011
Fiat Siena (178, 326) 1.0L FIRE 8V / 1.3L FIRE 8V 2004–2011
Fiat Palio Fiorino (Pick-up) 1.3L FIRE 8V 2004–2011
Fiat Idea 1.3L FIRE 8V 2005–2010

Not compatible with: 1.4L FIRE, 1.6L MPI, diesel variants (1.3L Multijet, 1.9L JTD), or Fiat 500 1.2L. Always verify OE number before ordering.


LOREADA LRD-TB210 is a 34mm electronic throttle body direct OEM replacement for Fiat FIRE 8V 1.0L and 1.3L naturally aspirated engines in Uno, Palio, Siena, Fiorino, and Idea. Engineered to Pierburg OEM specifications (7.03703.46) for stable idle and precise throttle response.


  • OEM-Grade Quality – Pierburg OEM specification, direct replacement, no wiring modification required.
  • 34mm Precision Bore – Factory-correct diameter for Fiat FIRE 1.0L / 1.3L 8V airflow requirements.
  • Dual Redundant TPS – Prevents idle fluctuations, hunting, and false error codes (P0638, P2100, P2119, P2135).
  • Wide OE Cross-Reference – Matches Fispa (REF34SXFE4), Pierburg (70370346), and other aftermarket numbers.
  • 100% Factory Tested – Thermal cycling, airtightness, and full-stroke angle calibration.

  • Bore Size: 34mm
  • Connector: 6-Pin D-Shape / Oval
  • Engine Family: Fiat FIRE 8V (1.0L / 1.3L)
  • Housing: Die-Cast Aluminum Alloy
  • OE Ref: 70370346 / REF34SXFE4 / 7.03703.46
  • Warranty: 12 / 24 Months

Throttle adaptation required after installation. Disconnect battery 5–10 min → install with new gasket (sold separately) → reconnect battery → ignition ON 10 sec → OFF 10 sec (repeat 3 cycles) → start engine, idle 5 min → off 30 sec → restart and drive normally. Use Fiat Examiner / Multi-EcuScan for "Throttle Body Adaptation" if issues persist. Torque bolts to 8–10 Nm.

WHY CHOOSE LOREADA

OEM Calibration

Self developed products Precision-engineered for stable idle and acceleration.

Factory Tested

Every unit tested before shipping for guaranteed reliability.

Global Shipping

Fast delivery worldwide with tracking provided.

Technical Support

Professional fitment assistance & Detailed explanation of the manual

Common Symptoms of a Bad Throttle Body

Rough Idle
Engine Stalling
Poor Acceleration
Throttle Delay
Check Engine Light
Reduced Fuel Efficiency

Frequently Asked Questions

Does this throttle body require programming?

No. In most compatible vehicles, this unit works as a direct replacement without additional programming.

Is gasket included?

Yes, the package includes the required gasket for installation.

What warranty do you offer?

LOREADA provides a 2-year limited warranty on this product.