Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Beetle (16) 2010 - 2018 01 - Engine Zeroing learning values - Lambda sensor(s)
21.1.2025 Beetle (16) 2010 - 2018 01 - Engine Zeroing learning values DPF - If replaced: engine control unit/DPF
21.1.2025 Beetle (16) 2010 - 2018 01 - Engine Injector: corrective value - Test
21.1.2025 Beetle (16) 2010 - 2018 01 - Engine Customer limitation of maximum speed
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Bleeding (deaeration) - Engine cooling
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Security access: blocking detection
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine DPF regeneration
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test start/stop
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test - idle stabilization
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Temperature sensors test
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test - additive pump SCR AD-Blue (V437)
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test - Intake air mass sensor CUUx
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Test - exhaust recirculation CUUx
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Basic settings - exhaust gas flap
21.1.2025 Passat B8 (MQB/PQ48) 01 - Engine Zeroing learning values - Low-pressure exhaust gas return valve