TT 26-15-03

Tech Tips
Date: March 27, 2015
TT 26-15-03
2015 Touareg (3.0L TDI – CNRB) – MIL on - P20FE00 Fault
If during diagnosis for MIL on there is a P20FE00 fault present, follow the procedure below to prevent
unnecessary replacement of parts.
Test Procedure:
•
•
Verify the customer complaint of MIL on with P20FE00 present.
Check reductant agent injector for correct part number (4H0131113A). If incorrect part is installed,
install correct part.
If correct part is installed:
•
Perform the guided function for the SCR metering quantity test.
If test fails:
•
Replace parts as necessary.
If test passes:
•
Clear faults and return vehicle to customer.
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