Calorstat LS140099 Oxygen Sensor Assembly

Calorstat by Vernet LS140099 is a heated planar lambda sensor designed for precise air-fuel ratio monitoring in gasoline engines. The sensor features a 4-wire configuration with a cable length of 415 mm and 4 connectors. It operates as a heated oxygen sensor to ensure rapid closed-loop control during cold starts. This unit serves as a direct replacement for Fiat OE numbers 46519517 and 46737471. Cross-references include Delphi ES2027612B1, Mobiletron OS-B451P, Denso DOX1547, SWAG 33-10-4082, and Febi Bilstein 26297. Compatible with Fiat Palio, Palio Weekend, Siena, Strada, Doblo, and Lancia Lybra models equipped with 1.2L, 1.5L, and 1.6L Fire series engines.