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Terminal 3 + socket 98 Terminal 4 + socket 101 Wire resistance: Max. 1.5 ohm z Additionally, check wires for short to one another. If no wiring malfunction is detected and voltage was present between terminals 1 + 3: z Check function. See CHECKING FUNCTION . If no wiring malfunction is detected and no voltage was present between terminals 1 + 3: z Replace engine control module. See Engine Control Module (ECM), Replacing . Checking function z Remove inner plenum chamber cover, left side. See PLENUM CHAMBER INNER COVER, REMOVING AND INSTALLING . z Connect VAG 1598/31 test box to wiring harness for control module and to control module. z Re-connect connector at Charge Air Pressure Sensor -G31-. z Connect multimeter to measure voltage to sockets 101 (positive) and 108 (Ground) using adapter cables z Start engine and measure basic voltage. Specification: 1.80 to 2.00 V z Bring engine to specified RPM by quickly depressing accelerator pedal. Specification: 2.00 to 3.00 V If the specifications are not obtained: z Replace Charge Air Pressure Sensor -G31-. z Check DTC memory. See Diagnostic Trouble Code (DTC) Memory, Checking And Erasing . z Read readiness code.
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE Exhaust System, Emission Controls - New Beetle, 1.8L (APH, AWV & AWP)
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