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Home >> Volkswagen >> 2000 >> Jetta GLS, 1.9 F, Standard >> Repair and Diagnosis >> Engine Performance >> System >> 1.9L - TDI And TDI Pd Generic Scan Tool, Engine Code(S): ALH, BEW (A4 Platform) >> 23 Diesel Fuel Injection >> Checking components >> Modulating Piston Displacement Sensor and quantity adjuster, checking >> Test requirement
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Test requirement

Fig 1: Identifying Main Fuse Panel
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Refer to Electrical Wiring Diagrams, Troubleshooting & Component Locations