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z Check wires for shorting to: one another, Ground and Battery +. z Specification: INFINITY ohm z Correct any open/short circuit as necessary. If no open or short circuits exist: z Replace Engine Control Module. z Display the Readiness code. See READINESS CODE, DISPLAYING . If DTC memory was erased: z Set the readiness code. See READINESS CODE, SETTING . Mass Air Flow (MAF) Sensor -G70-, checking ECM uses MAF Sensor -G70- signal to calculate injection quantity and for regulating EGR. The smaller the - Special tools z VAG1551/1552 Scan Tool using VAG1551/3 Adapter cable z VAG1598/22 Test Box (MY 1999) z VAG1598/31 Test Box (from MY 2000) z Fluke 83 multimeter z VW 1594 Adapter kit z Wiring diagram Test sequence z Connect VAG1551/1552 Scan Tool. See VAG1551/1552 SCAN TOOL, CONNECTING and start z Press -0- and -1- buttons to select Address word 01: "Engine electronics" Display will appear as shown (example only): WARNING: For safe operation, use a second technician to operate test equipment
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE PERFORMANCE Diesel Fuel Injection, 1.9L ALH - New Beetle
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