Touareg V10-5.0L DSL Turbo (BKW) (2004)
Sensor Heater, Checking Resistance
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Check resistance for sensor heater at connector to oxygen sensor terminal 3 +4.
Specified value: Max. 10 ohms (at room temperature)
If specified value is not obtained:
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Replace Heated Oxygen Sensor (HO2S) (G39).
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Erase DTC memory of Engine Control Module (ECM) --> [ Diagnostic Mode 04 - Erase DTC Memory ] See: Computers and Control
Systems/Testing and Inspection/Scan Tool Testing and Procedures/Diagnostic Modes 01 - 09
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Generate readiness code --> [ Readiness Code ] See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and
Readiness Codes.
If specified value is obtained:
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Check voltage supply and wiring to control module.