Marelli 4afb

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Trusted by over 1 million members

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Apostila de Reparo

Marelli IAW 4AFB

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Mapeamento da ECU

Função dos Componentes 01

Micro controlador ST10F269-Q3 Multi-Driver Multi-Driver nº L9113 funções:

02

4

6

1- Regulado Reguladorr 5V 2- Relê Relê A/C 3- Ventoinha 1 e 2 4- Relê Principal 5- Conversor A/D sensor Rotação Muti-Driver nº MAR 9109 PD de 20 pinos, funções:

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Driver de Bobina VB325SP ou VB025

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Multi Mul ti Dri Drive verr Terminais

1

36

Função

02

Out  – Motor passo  – Bob. 1  – Pino 65 ECU

09

Out  – Motor passo  – Bob. 1  – Pino 58 ECU

11

Out  – Motor passo  – Bob. 2  – Pino 57 ECU

17

Out  – Motor passo  – Bob. 2  – Pino 64 ECU

05

In  – Motor de Passo Bob. 1

06

In  – Motor de Passo Bob. 12

08

Alimentação de + 5V

13

In  – Injetor 2

14

In  – Injetor 4

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Multi Mul ti Dri Drive verr