Date Model Control unit address (e.g. 01) Diagnostic procedure
21.1.2025 Transporter (7H) (T5) 2004 - 2015 01 - Engine Zeroing learning values DPF - If replaced: pressure difference sensor (G505)
21.1.2025 Transporter (7H) (T5) 2004 - 2015 01 - Engine Zeroing learning values DPF - If replaced: DPF
21.1.2025 Transporter (7H) (T5) 2004 - 2015 01 - Engine Injector: corrective value - Test
21.1.2025 Transporter (7H) (T5) 2004 - 2015 01 - Engine Customer limitation of maximum speed
21.1.2025 Transporter (7H) (T5) 2004 - 2015 01 - Engine Start/stop - activation/deactivation
21.1.2025 Transporter (7H) (T5) 2004 - 2015 01 - Engine Test of the condition of the diesel particulate filter - oil ash
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Bleeding (deaeration) - Engine cooling
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Adaptation - pressure difference sensor - exhaust recirculation
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Security access: blocking detection
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine DPF regeneration
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Clogging of diesel particulate filter - oil Ash
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test start/stop
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test - idle stabilization
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Temperature sensors test
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test: clutch pedal - pedal switch
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test - additive pump SCR AD-Blue (V437)
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 2
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test - filling pressure control valve (N75) CUUx variant 1
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test - Intake air mass sensor CUUx
21.1.2025 Caddy MQB (PQ35) 2016 -> 01 - Engine Test - exhaust recirculation CUUx