Touareg V8-4.2L (AXQ) (2006)
Specified value: 1.0 to 5.0 ohms
If specified value is not obtained:
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Replace Throttle Valve Control Module (J338) , intake manifold, disassembling and assembling.
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Erase DTC memory of Engine Control Module (ECM) , Diagnostic mode 4: Reset/erase diagnostic data.
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Generate readiness code.
If specified value is obtained:
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Check voltage supply of throttle valve control module and wiring to control module.
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Check Throttle Position (TP) Sensor (G79) and Sender -2- for accelerator pedal position (G185) --> [ Throttle Position Sensor, Checking ] See:
Testing and Inspection/Component Tests and General Diagnostics/Component Tests (SAE Code Charts)/Throttle Position Sensor, Checking.
If voltage supply and wires are OK:
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Replace Motronic Engine Control Module (ECM) (J220) --> [ Engine Control Module, Replacing ] See: Testing and Inspection/Component Tests
and General Diagnostics/Component Tests (SAE Code Charts)/Engine Control Module, Replacing.
Checking voltage supply and wiring
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Connect multimeter to connector terminals 2 + 6 for voltage measurement.
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Switch ignition on.
Specified value: at least 4.5 V