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Example: Value 90 in Display zone 9 (B) corresponds to a numerical range from 35 to 74 in Display zone 2 (A). If Start of injection is outside specification, adjust as follows: z Remove connecting line between charge air cooler and intake manifold. z Remove upper toothed belt guard. z Loosen two injection pump sprocket mounting bolts -1-. Fig. 25: Locating Injection Pump Sprocket Mounting Bolts & Hub Nut z Place 22 mm box wrench onto hub nut -2- to counter-hold pump shaft. DO NOT loosen hub nut. z Loosen 3rd injection pump sprocket mounting bolt and slightly turn pump shaft z Left = advance Start of injection z Right = retard Start of injection z Tighten new mounting bolts for injection pump sprocket. z 20 Nm (15 ft lb) NOTE: If, when checking Start of injection, the specifications are within zone -C-, no CAUTION: Do not loosen hub nut -2- for ANY reason. Otherwise, the Diesel injection pump basic setting will be altered and cannot be reset with normal
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE PERFORMANCE Diesel Fuel Injection, 1.9L ALH - New Beetle
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