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OBDII Code List
B0423 VOLKSWAGEN

B0423 VOLKSWAGEN - Temperature Control 2 Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3 What does this mean?

Tech notes

On certain Volkswagen vehicles, when using a generic scan tool while diagnosing model year 1999 vehicles equipped with a 2.0L engine, an incorrect DTC B0423 may be displayed by itself or along with P1176 (17584). This incorrectly displayed DTC has the same meaning as P1176 (17584) and therefore P1176 (17584) diagnostics should be followed to correctly repair the vehicle.
What does this mean?