Campaign - EVAP System Mods for MIL/DTC's P0442/P0456
Group: 20Number: 06-02
Date: Feb. 23, 2006
Subject:
MIL ON, DTCs P0442, or P0456 Stored (OA)
Model(s):
Passat with 2.0L (Engine code BPY) 2006 -->
Passat with 3.6L (Engine code BLV) see VIN table
Instructions:
Perform this procedure on all applicable vehicles within the Limited New Vehicle Warranty
Tip:
This Technical Bulletin is in effect for 12 months from date of publication as listed above. After that date, this Technical Bulletin will expire and no longer be in effect
Condition
MIL illuminated with either of the following DTCs stored: P0442 Evaporative Emission System Small Leak Detected and P0456 Evaporative Emission System Very Small Leak Detected.
Production
Applies to vehicles within the following VIN ranges:
IMPORTANT!
Vehicle may come from two different Manufacturing facilities (designated by "E" or "P" in the VIN). The range varies for each factory.
Service Requirements:
Vehicle must meet ALL of the following criteria.
1 - Procedure is valid only for vehicles that show the OA code in the OTIS View Campaign inquiry screen on the day of repair.
2 - Vehicle must be within the Limited New Vehicle Warranty.
3 - Procedure must be performed within the allotted time frame stated in this Technical Bulletin.
Tip:
Procedure must also be performed on applicable vehicles in Dealer inventory
Procedure:
EVAPORATIVE EMISSIONS (EVAP) CANISTER REMOVAL
- Raise and support vehicle.
- Remove right rear wheel housing liner, see Repair Manual Body Exterior Group 66 - Exterior equipment, '~Rear wheel housing liner, removing and installing".
- Disconnect 1-3 electrical connector at Leak Detection Pump (LDP).
- Disconnect EVAP purge line, EVAP vacuum Line and EVAP vent line from EVAP canister.
- Remove EVAP canister.
Tip:
Remove canister assembly from inner fender by pulling assembly downwards and out after fastener removal.
SEPARATE LDP FROM CANISTER:
- Remove the LDP pump fasteners from the back of the LDP pump.
- Remove canister line hose clamp.
- Remove LDP filter fastener.
Tip:
Spring type clamp pliers VAS 5024A are recommended for removing and installing spring clamps.
Always replace tensioning clamps with spring type clamps.
CLEANING EVAP SYSTEM 2.0L (BPY) Only
- Remove evaporative emission canister purge regulator valve -N80-.
3.6L (BLV) Only
- Remove evaporative emission canister purge regulator valve -N80-.
- Disconnect EVAP line at bulkhead connection.
- Using a regulated air supply (no greater than 9OPSI), blow air through the EVAP purge line to remove any potential particulates or contaminants in line.
Repeat process in the other direction at EVAP vent line after bulkhead.
Assembly
Tip:
Spring type clamp pliers VAS 5024A are recommended for removing and installing spring clamps.
Always replace tensioning clamps with spring type clamps.
- Install new evaporative emission canister purge regulator valve -N80-, Part No: 06E 906 517 A, in reverse order of removal.
- Install LDP pump on new EVAP canister, Part No. 3C0 201 801 A in reverse order of removal.
- Install EVAP canister in reverse order of removal. Tighten fasteners to 10 Nm (89 in. lbs.).
- Install right rear wheel housing liner, see Repair Manual Body Exterior Group 66 - Exterior equipment, "Rear wheel housing liner, removing and installing".
- Clear codes and reset readiness code.
Tip:
Part numbers listed in this bulletin are for reference only. Always check with your Parts Dept for the latest parts information.
Required Vehicle Update Technical Bulletin Time Requirements/Reimbursement
To ensure prompt and proper payment, be sure to enter, immediately upon completion of the repair work, the applicable reimbursement code listed below.
Claims will only be paid for vehicles that show the OA code in the OTIS View Campaign inquiry screen on the day of repair.
OA Data Entry Procedure Use Claim Type RC
The system automatically enters parts and labor applicable to the above listed code. For vehicles that, according to your information, cannot be corrected or reached, and one of the codes below best describe the reason, please enter one of the applicable codes into the system:
^ OA 20 Customer Refused Repairs
^ OA 30 Total Loss
^ OA 40 Vehicle Stolen
^ OA 50 Vehicle Exported
Additional Required Vehicle Update Technical Bulletins
Some of the affected vehicles may be involved in additional Required Vehicle Update Technical Bulletins. Please check your OTIS View Campaign inquiry screen so that any additional required work can be done simultaneously.
Required Vehicle Update Technical Bulletin Verification
For verification, always check the OTIS View Campaign inquiry screen. The OTIS system is the only binding inquiry and verification system; other systems are not valid and may result in non-payment of a claim.
Help for Claim Input
For questions regarding claim input, contact your appropriate Warranty Claim specialist.
Please do not contact the Campaign Helpline regarding claim input.
Required Customer Notification
Inform your customer in writing by recording on the Repair Order any and all work that was conducted on the vehicle, including any and all updates completed under this Technical Bulletin.