2012 Volkswagen Passat Technical Service Bulletins

1,573 technical service bulletins (TSBs) are on record for the 2012 Volkswagen Passat. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10157758Nov 9, 2012Engine, Engine cooling. Tech Tips (AdBlue Level Reset Procedure): This document informs to reset the AdBlue level indicator after filling, use Guided Fault Finding Function/Component selection to perform the SCR system functions test plan, available under Drivetrain > 01 ? CKRA ? Engine ?J623 > 01-systems capable of self-diagnosis > 01 ? Diesel-direct fuel inj. and glow plug system EDC 17 > 01 ? Engine electronics functions. After…
• 10156159Nov 9, 2012Engine cooling, Electrical system. Tech Tips (AdBlue Level Reset Procedure): This document informs to reset the AdBlue level indicator after filling, use Guided Fault Finding Function/Component selection to perform the SCR system functions test plan, available under Drivetrain > 01 ? CKRA ? Engine ?J623 > 01-systems capable of self-diagnosis > 01 ? Diesel-direct fuel inj. and glow plug system EDC 17 > 01 ? Engine electronics functions. After…
• 10070754Nov 9, 2012Engine. Summary to be provided on a future date.
• 10240881Nov 6, 2012Equipment. Please contact VW Helpline before attempting repair
• 10157751Nov 6, 2012Fuel system. On-car analysis list of Customer Complaints: Fuel gauge doesn't read full when the fuel tank is
• 10156150Nov 6, 2012Fuel system. On-car analysis list of Customer Complaints: Fuel gauge doesn't read full when the fuel tank is
• 10253203Nov 2, 2012Visibility (wipers, defrost, mirrors), Other or unknown. Wiper Blade Inspection for Proper Warranty Coding
• 10252935Nov 2, 2012Electrical system. Equipped With KESSY ? Key Adaptation Tip
• 10241259Nov 2, 2012Equipment. PDI - Vehicle Inspection, Protection Removal and Detailing
• 10239580Nov 2, 2012Visibility (wipers, defrost, mirrors). Wiper Blade Inspection for Proper Warranty Coding
• 10238978Nov 2, 2012Other or unknown, Electrical system. The valet key on the 2012-2013 Passat differs from earlier vehicles. The valet key is used to lock the glove box, ski pass-through door (if equipped), and the emergency seat back release cover only. The valet switch in the glove box can be activated to disable the rear lid release switches (including remote function), and then lock the glove box with the valet key. The customer then keeps the plastic valet key and…
• 10238006Nov 2, 2012Wheels. This Technical Bulletin provides an overview for performing vehicle four Wheel Alignment and information on improving vehicle pull/drift using selective tire placement. The information provided is based on the Hunter alignment equipment and the Hunter GSP9700 balancer with StraightTrak.
• 10157792Nov 2, 2012Visibility (wipers, defrost, mirrors). Technical Bulletin (Wiper Blade Inspection for Proper Warranty Coding): Wiper blade inspection guidelines for wear and tear, outside influence and factory defect.
• 10157787Nov 2, 2012Equipment, Wheels. Technical Bulletin (Four Wheel Alignment Overview): This Technical Bulletin provides an overview for performing vehicle four Wheel Alignment and information on improving vehicle pull/drift using selective tire placement. The information provided is based on the Hunter alignment equipment and the Hunter GSP9700 balancer with StraightTrak.
• 10157783Nov 2, 2012Equipment. Technical Bulletin (PDI - Vehicle Inspection, Protection Removal and Detailing): This document informs of the procedure to perform when a dealer receives a car. Its contents include: ? Inspecting vehicle for damage (to be completed within 48 hours of delivery to Dealership) ? Shipping damage ? Detailers responsibilities (to be completed prior to delivery to Customer) ? Full Body Covers (FBC), removal and disposal ?…
• 10157772Nov 2, 2012Equipment. Tech Tips (Equipped With KESSY ? Key Adaptation Tip): This document informs of the setup and an overview of the procedure to adapt keys on a vehicle equipped with KESSY
• 10157761Nov 2, 2012Equipment. Tech Tips (Valet Key Operation): This document informs the valet key on the 2012-2013 Passat differs from earlier vehicles. The valet key is used to lock the glove box, ski pass-through door (if equipped), and the emergency seat back release cover only. The valet switch in the glove box can be activated to disable the rear lid release switches (including remote function), and then lock the glove box with the valet…
• 10156194Nov 2, 2012Visibility (wipers, defrost, mirrors), Equipment. Technical Bulletin (Wiper Blade Inspection for Proper Warranty Coding): Wiper blade inspection guidelines for wear and tear, outside influence and factory defect.
• 10156189Nov 2, 2012Transmission and drivetrain, Tires, Equipment. Technical Bulletin (Four Wheel Alignment Overview): This Technical Bulletin provides an overview for performing vehicle four Wheel Alignment and information on improving vehicle pull/drift using selective tire placement. The information provided is based on the Hunter alignment equipment and the Hunter GSP9700 balancer with StraightTrak.
• 10156185Nov 2, 2012Equipment. Technical Bulletin (PDI - Vehicle Inspection, Protection Removal and Detailing): This document informs of the procedure to perform when a dealer receives a car. Its contents include: ? Inspecting vehicle for damage (to be completed within 48 hours of delivery to Dealership) ? Shipping damage ? Detailers responsibilities (to be completed prior to delivery to Customer) ? Full Body Covers (FBC), removal and disposal ?…
• 10156173Nov 2, 2012Equipment. Tech Tips (Equipped With KESSY ? Key Adaptation Tip): This document informs of the setup and an overview of the procedure to adapt keys on a vehicle equipped with KESSY
• 10156162Nov 2, 2012Equipment, Electrical system. Tech Tips (Valet Key Operation): This document informs the valet key on the 2012-2013 Passat differs from earlier vehicles. The valet key is used to lock the glove box, ski pass-through door (if equipped), and the emergency seat back release cover only. The valet switch in the glove box can be activated to disable the rear lid release switches (including remote function), and then lock the glove box with the valet…
• 10070781Nov 2, 2012Equipment. Summary to be provided on a future date.
• 10067196Nov 2, 2012Suspension. Summary to be provided on a future date.
• 10157651Oct 29, 2012Transmission and drivetrain, Equipment. Technical Bulletin (Slave Cylinder - Clutch Pedal Operation Diagnosis): A Customer may comment: ? Complaints on clutch system. ? After pressing the clutch pedal, it remains on the floor. Due to mis-diagnosis of clutch systems, and to prevent incorrect parts replacement, diagnostic procedure implemented into guided fault finding. This document is meant to inform.
• 10156071Oct 29, 2012Transmission and drivetrain, Equipment. Technical Bulletin (Slave Cylinder - Clutch Pedal Operation Diagnosis): A Customer may comment: ? Complaints on clutch system. ? After pressing the clutch pedal, it remains on the floor. Due to mis-diagnosis of clutch systems, and to prevent incorrect parts replacement, diagnostic procedure implemented into guided fault finding. This document is meant to inform.
• 10157629Oct 26, 2012Electrical system, Equipment. Tech Tips (Service Interval Settings after Instrument Cluster Replacement): This document informs that after instrument cluster replacement, service interval maximum values may need to be manually set. To set values manually, use Vehicle self-diagnosis to select 17- Instrument Cluster, then adaptation. Channel ?SIA: maximum value of distance to service? should be set to 16000 km and channel ?SIA: maximum value of…
• 10156048Oct 26, 2012Electrical system. Tech Tips (Service Interval Settings after Instrument Cluster Replacement): This document informs that after instrument cluster replacement, service interval maximum values may need to be manually set. To set values manually, use Vehicle self-diagnosis to select 17- Instrument Cluster, then adaptation. Channel ?SIA: maximum value of distance to service? should be set to 16000 km and channel ?SIA: maximum value of…
• 10157655Oct 25, 2012Body and structure, Equipment. Technical Bulletin (Paint Finish, Reducing Swirl Marks and Fine Scratches): New vehicles (prior to Retail Delivery) with swirl marks and or fine scratches from polishing or cleaning. This document informs of how the Finish can be significantly improved without the use of harsh polishing compounds and high speed buffing.
• 10156059Oct 25, 2012Equipment. Technical Bulletin (Paint Finish, Reducing Swirl Marks and Fine Scratches): New vehicles (prior to Retail Delivery) with swirl marks and or fine scratches from polishing or cleaning. This document informs of how the Finish can be significantly improved without the use of harsh polishing compounds and high speed buffing.
• 10157661Oct 24, 2012Electrical system, Equipment, Visibility (wipers, defrost, mirrors). Technical Bulletin (Sunroof / Sunshade, Will Not Open): The issued of The panoramic sunroof, regular sunroof or sunshade cannot be opened. The sunroof?s ?Basic Setting? has been unintentionally initiated by the customer. This document informs the procedure to reset the settings of the Sunroof / Sunshade so that functionality can be retained. This document discusses the "Fault Codes" necessary to diagnosis, and…
• 10157656Oct 24, 2012Body and structure, Equipment. Technical Bulletin (Hood, Under Hood Not Painted Body Color): The paint color and/or finish of the engine compartment and underside of hood may not match the exterior paint color of the vehicle. Depending on vehicle model and production plant, the color of the engine compartment and underside hood may not match the vehicle body color.
• 10157650Oct 24, 2012Electrical system, Equipment. Technical Bulletin (Cylinder Glow Plug Circuit issues): Internal hardware issue of the glow plug relay may cause an over voltage supply to the glow plug(s) damaging the heating element. The production solution to this issue was Improved glow plug relays implemented in production and spare parts. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for…
• 10157648Oct 24, 2012Engine cooling, Equipment. Technical Bulletin (TDI Clean Diesel I/M (Inspection Maintenance) Testing Issues due to Readiness Not Set): Some readiness codes on TDI clean diesel vehicles require special driving conditions to be set. If DTCs have been recently erased from the vehicle?s ECM, it may take additional driving under different conditions to fully set OBD readiness parameters. MVB 89 (on non-UDS protocol ECM?s) will store correct data…
• 10156070Oct 24, 2012Electrical system, Equipment. Technical Bulletin (Cylinder Glow Plug Circuit issues): Internal hardware issue of the glow plug relay may cause an over voltage supply to the glow plug(s) damaging the heating element. The production solution to this issue was Improved glow plug relays implemented in production and spare parts. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for…
• 10156068Oct 24, 2012Fuel system, Engine cooling. Technical Bulletin (TDI Clean Diesel I/M (Inspection Maintenance) Testing Issues due to Readiness Not Set): Some readiness codes on TDI clean diesel vehicles require special driving conditions to be set. If DTCs have been recently erased from the vehicle?s ECM, it may take additional driving under different conditions to fully set OBD readiness parameters. MVB 89 (on non-UDS protocol ECM?s) will store correct data…
• 10156062Oct 24, 2012Visibility (wipers, defrost, mirrors), Electrical system. Technical Bulletin (Sunroof / Sunshade, Will Not Open): The issued of The panoramic sunroof, regular sunroof or sunshade cannot be opened. The sunroof?s ?Basic Setting? has been unintentionally initiated by the customer. This document informs the procedure to reset the settings of the Sunroof / Sunshade so that functionality can be retained. This document discusses the "Fault Codes" necessary to diagnosis, and…
• 10156060Oct 24, 2012Equipment. Technical Bulletin (Hood, Under Hood Not Painted Body Color): The paint color and/or finish of the engine compartment and underside of hood may not match the exterior paint color of the vehicle. Depending on vehicle model and production plant, the color of the engine compartment and underside hood may not match the vehicle body color.
• 10072639Oct 24, 2012Engine, Equipment. Summary to be provided on a future date.
• 10157739Oct 23, 2012Equipment, Electrical system. VOLKSWAGEN DEALERSHIP COMMUNICATION (2013 Model Year UPDATES & IQS Window): This document informs that during the next four months of the JD Power window, it?s very important for dealerships to take extra measures to ensure each new vehicle is delivered to customers in perfect condition.
• 10156133Oct 23, 2012Equipment. VOLKSWAGEN DEALERSHIP COMMUNICATION (2013 Model Year UPDATES & IQS Window): This document informs that during the next four months of the JD Power window, it?s very important for dealerships to take extra measures to ensure each new vehicle is delivered to customers in perfect condition.
• 10237759Oct 19, 2012Equipment, Electrical system. All keys must be present during key adaptation. Immobilizer reader coil is ALWAYS located in the steering column. DO NOT remove Start/Stop button mounted in center console to access reader coil.
• 10157635Oct 19, 2012Equipment, Steering. Tech Tips (Equipped With KESSY ? Key Adaptation Tip): When adapting keys on a vehicle equipped with KESSY, it is recommended to remove the immobilizer reader coil from behind round cover on steering column trim and insert key inside the reader coil. The steering column trim does not need to be completely removed to access reader coil. For vehicles with the Start/Stop button on the steering column, the Start/Stop…
• 10156052Oct 19, 2012Steering, Electrical system. Tech Tips (Equipped With KESSY ? Key Adaptation Tip): When adapting keys on a vehicle equipped with KESSY, it is recommended to remove the immobilizer reader coil from behind round cover on steering column trim and insert key inside the reader coil. The steering column trim does not need to be completely removed to access reader coil. For vehicles with the Start/Stop button on the steering column, the Start/Stop…
• 10157734Oct 17, 2012Electrical system, Engine. Engine Control Module Updates: This document informs of complaints, and the software updates/Tech Bulletins associated with servicing engine control module issues:
• 10156128Oct 17, 2012Electrical system, Equipment, Engine. Engine Control Module Updates: This document informs of complaints, and the software updates / Tech Bulletins associated with servicing engine control module issues:
• 10157653Oct 15, 2012Suspension. Technical Bulletin (Front Suspension Creaking Noise): Front suspension creaking noise during suspension cycles (going over speed bumps or entering on an inclined surface). The Coil Spring is not formed correctly and rubs against the perch of the strut. The production solution to this issue was Improved parts installed in production since CW 44/11, VIN: A31CC025567. This document discusses the "Fault Codes"…
• 10156058Oct 15, 2012Suspension, Equipment. Technical Bulletin (Front Suspension Creaking Noise): Front suspension creaking noise during suspension cycles (going over speed bumps or entering on an inclined surface). The Coil Spring is not formed correctly and rubs against the perch of the strut. The production solution to this issue was Improved parts installed in production since CW 44/11, VIN: A31CC025567. This document discusses the "Fault Codes"…
• 10073072Oct 15, 2012Suspension. Summary to be provided on a future date.
• 10157704Oct 9, 2012Electrical system. VOLKSWAGEN DEALERSHIP COMMUNICATION (Micro Switch for Oil Level): Volkswagen would like to inform dealers of an upcoming UPDATE. The opdate addresses Micro Switch for Oil Level. Continuous illumination of the ?oil level low? displayed in the MFI after oil has been properly filled caused missing signal to instrument cluster as hood is opened and closed.

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