Touareg 2 V6-3.6L (BHK) (2008)
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Voltage Regulator: All Technical Service Bulletins
Charging System - Charge Warning Lamp ON
27 10 02
July 14, 2010
2020793 Supersedes T.B. Group 27 number 09-04 Dated Nov.11, 2009 to update warranty table labor operation time units.
Vehicle Information
Condition
Generator, Intermittent Charge Warning Light ON, Low Voltage Indication on Gauge
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Charge warning light ON.
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Voltage display of the voltmeter drops to 0 volts.
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Error messages in dash insert "consumer cut-off active".
After switching the ignition OFF and ON the complaint is gone.
Technical Background
Incorrect voltage regulator installed in Valeo generators. Valeo generator Part No. 021-903-016 between production dates 51/07-01/09.
Production Solution
Revised regulator Part No.059 903 803G starting with VIN 7L_9D034156.
Service
Procedure
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Remove generator from vehicle, see Repair Manual group 27 in ElsaWeb.
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Gently pry off the voltage regulator cover, see illustration 1.