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Courtesy of VOLKSWAGEN OF AMERICA, INC. z Check wiring between test box and 4 -pin connector for open circuit according to wiring diagram. z Cylinder 1 contact 3 + socket 102 z Cylinder 2 contact 3 + socket 95 z Cylinder 3 contact 3 + socket 103 z Cylinder 4 contact 3 + socket 94 Fig. 15: Identifying Ignition Coil Power Output Stage 4-Pin Connector Terminals Wire resistance: Max. 1.5 ohm z Additionally check wires for short to one another. Specification: INFINITY ohm If no malfunction can be found in the wiring: z Replace Engine Control Module (ECM), see ENGINE CONTROL MODULE (ECM), REPLACING . Knock sensors, checking z Only gold-plated contacts may be used when servicing the knock sensor connector contacts. Special tools, test equipment and auxiliary items z Scan tool V.A.G 1551 or vehicle system tester V.A.G 1552 with cable V.A.G 1551/3B z Test box V.A.G 1598/31 NOTE: z It is extremely important to keep to the tightening torque of 20 Nm to
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE PERFORMANCE Ignition-Glow Plug System, 1.8L APH - New Beetle
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