P0299
P0420
P0401
P2015
P0171
P0300
P2002
P2463
P0101
P0234
P0087
P0016
P0130
P0340
P0403
P0441
P0507
P0671
P2187
P2279
P2452
P0113
P0128
P0191
P0301
P0402
P0480
P1640
P20EE
U0100
OBD-II / EOBD Diagnostic Trouble Code Database • Code P0403
OBD-II Fault Code P0403: Exhaust Gas Recirculation (EGR) Control Circuit Malfunction
⚠️ Common Symptoms & Driving Behavior
Limp mode, flashing glow plug light + Check Engine light (typical on 1.6 TDI and 2.0 TDI).
🔧 Most Common Causes & Repair Guide (P0403)
1. Seized actuator electronics or stripped plastic gear teeth inside the EGR module • 2. Coolant or soot ingress into the EGR electric motor • 3. Damaged wiring or blown fuse.
Most Searched Vehicle Engines & Data Cards:
Škoda • 1988 – 2001
Škoda Felicia (6U) & Favorit / Forman – 1.3 / 1.3 BMM / 1.3 MPI (40 kW / 54 HP)
Codes: 135B, AMG, AMJ • Oil: 4,0 l (1.3 OHV / BMM / MPI) / 3,5 l (1.6 MPI AEE) / 4,5 l (1.9 D AEF)
Škoda • 1988 – 2001
Škoda Felicia (6U) & Favorit / Forman – 1.3 / 1.3 BMM / 1.3 MPI (50 kW / 68 HP)
Codes: 136B, AMH, 781.136M • Oil: 4,0 l (1.3 OHV / BMM / MPI) / 3,5 l (1.6 MPI AEE) / 4,5 l (1.9 D AEF)
Škoda • 1988 – 2001
Škoda Felicia (6U) & Favorit / Forman – 1.6 MPI (55 kW / 75 HP)
Codes: AEE • Oil: 4,0 l (1.3 OHV / BMM / MPI) / 3,5 l (1.6 MPI AEE) / 4,5 l (1.9 D AEF)
Škoda • 1988 – 2001
Škoda Felicia (6U) & Favorit / Forman – 1.9 D (47 kW / 64 HP – naturally aspirated diesel)
Codes: AEF • Oil: 4,0 l (1.3 OHV / BMM / MPI) / 3,5 l (1.6 MPI AEE) / 4,5 l (1.9 D AEF)
Škoda • 2001 – 2008
Škoda Superb I (3U) – 1.9 TDI PD (74 kW / 100 HP)
Codes: ATD, AXR • Oil: 4,3 liters
Škoda • 2001 – 2008
Škoda Superb I (3U) – 1.9 TDI PD (77 kW / 105 HP)
Codes: BKC, BXE, BJB, BLS • Oil: 4,3 liters
Škoda • 2001 – 2008
Škoda Superb I (3U) – 1.9 TDI PD (96 kW / 130 HP)
Codes: ASZ, AWX, AVF • Oil: 4,3 liters
Škoda • 2001 – 2008
Škoda Superb I (3U) – 2.0 TDI (81 kW / 110 HP)
Codes: CFHF, CLCA • Oil: 4,3 liters