Section 1 (Engine Controls - Self-Diagnostics)
WARNING: This page is about a different car, the 2002 Mercedes-Benz G500. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Model Identification
- Self-Diagnostic System
- Connecting Socket Box
- Component/Circuit Identification
- Me-SFI Control Module Connector Identification
- Diagnostic Trouble Code Identification
- Diagnostic Tests
- DTC P0100: Hot Film MAF Sensor (B2/5)
- DTC P0105: Pressure Sensor (B28)
- DTC P0110: Intake Air Temperature Sensor (B2/5)
- DTC P0115: Coolant Temperature Sensor (B11/4)
- DTC P0120: Actual Value Potentiometer In Throttle Valve Actuator (M16/6)
- DTC P0130: Right O2 Sensor Upstream TWC (G3/4)
- DTC P0130: Right O2 Sensor Upstream TWC (G3/4) Voltage Increase Insufficient
- DTC P0133: Right O2 Sensor Upstream TWC (G3/4) Aging Correction Variable Exceeded
- DTC P0133: Right O2 Sensor Upstream TWC (G3/4) Aging Of Cycle Duration Too Long
- DTC P0133: Right O2 Sensor Upstream TWC (G3/4) Aging Of O2 Sensor, Too Sluggish
- DTC P0135: O2 Sensor Heating Of Right O2 Sensor Upstream TWC (G3/4)
- DTC P0140: Right O2 Sensor Upstream TWC (G3/4)
- DTC P0150: Left O2 Sensor Upstream TWC (G3/3)
- DTC P0150: Left O2 Sensor Upstream TWC (G3/3) Voltage Increase Too Insufficient
- DTC P0153: Left O2 Sensor Upstream TWC (G3/3) Aging Correction Variable Exceeded
- DTC P0153: Left O2 Sensor Upstream TWC (G3/3) Aging Of Cycle Duration Too Long
- DTC P0153: Left O2 Sensor Upstream TWC (G3/3) Aging Of O2 Sensor, Too Sluggish
- DTC P0155: O2 Sensor Heating Of Left O2 Sensor Upstream TWC (G3/3)
- DTC P0160: Left O2 Sensor Upstream TWC (G3/3)
- DTC P0170: Self-Adaption Of Partial Load Mixture Formation, Right Cylinder Bank, To Limit Value Of Me-SFI Control Module (N3/10)
- DTC P0170: Self-Adaption Of Idle Mixture Formation, Right Cylinder Bank, To Limit Value Of Me-SFI Control Module (N3/10)
- DTC P0173: Self-Adaption Of Partial Load Mixture Formation, Left Cylinder Bank, To Limit Value Of Me-SFI Control Module (N3/10)
- DTC P0173: Self-Adaption Of Idle Mixture Formation, Left Cylinder Bank, To Limit Value Of Me-SFI Control Module (N3/10)
- DTC P0201: CYLINDER 1 INJECTOR (Y26y1)
- DTC P0202: CYLINDER 2 INJECTOR (Y26y2)
- DTC P0203: CYLINDER 3 INJECTOR (Y26y3)
- DTC P0204: CYLINDER 4 INJECTOR (Y26y4)
- DTC P0205: CYLINDER 5 INJECTOR (Y26y5)
- DTC P0206: CYLINDER 6 INJECTOR (Y26y6)
- DTC P0207: CYLINDER 7 INJECTOR (Y26y7)
- DTC P0208: CYLINDER 8 INJECTOR (Y26y8)
- DTC P0300: Misfire Or Misfire Harmful To TWC
- DTC Description
- Testing Procedure (Ignition Coil T1/1)
- Testing Procedure (Ignition Coil T1/2)
- Testing Procedure (Ignition Coil T1/3)
- Testing Procedure (Ignition Coil T1/4)
- Testing Procedure (Ignition Coil T1/5)
- Testing Procedure (Ignition Coil T1/6)
- Testing Procedure (Ignition Coil T1/7)
- Testing Procedure (Ignition Coil T1/8)
- Testing Procedure (Ignition Coil Ignition Voltage T1/1 To T1/8)
- DTC P0301: Misfire Cylinder 1 Or Misfire Cylinder 1 Damaging To TWC
- DTC P0302: Misfire Cylinder 2 Or Misfire Cylinder 2 Damaging To TWC
- DTC P0303: Misfire Cylinder 3 Or Misfire Cylinder 3 Damaging To TWC
- DTC P0304: Misfire Cylinder 4 Or Misfire Cylinder 4 Damaging To TWC
- DTC P0305: Misfire Cylinder 5 Or Misfire Cylinder 5 Damaging To TWC
- DTC P0306: Misfire Cylinder 6 Or Misfire Cylinder 6 Damaging To TWC
- DTC P0307: Misfire Cylinder 7 Or Misfire Cylinder 7 Damaging To TWC
- DTC P0308: Misfire Cylinder 8 Or Misfire Cylinder 8 Damaging To TWC
- DTC P0325: Right Knock Sensor
- DTC P0330: Left Knock Sensor
- DTC P0335: Crankshaft Position Sensor (L5)
- DTC P0341: Camshaft Hall-Effect Sensor (B6/1)
- DTC P0370: Angle Deviation Between Camshaft To Crankshaft
- DTC P0400: Exhaust Gas RECIRCULATION Malfunction (Causal Chain)
- DTC P0410: Secondary Air Injection Malfunction (Causal Chain)
- DTC P0422: Effect Of Right TWC Insufficient
- DTC P0432: Effect Of Left TWC Insufficient
- DTC P0441: Purge Control Valve (Y58/1) Function
- DTC P0443: Purge Control Valve (Y58/1)
- DTC P0460: Tank Filling Level Insufficient
- DTC P0462: Tank Filling Level Insufficient
- DTC P0500: Front Left Vehicle Speed Signal Or Rear Left Vehicle Speed Signal
- DTC P0507: Idle Speed Control Implausible
- DTC P0560: Voltage Supply To Me-SFI Control Module (N3/10)
- DTC P0565: Variable Cruise Control Pushbutton Switch (S40/4)
- DTC P0604: Me-SFI Control Module (N3/10)
- DTC P0605: Me-SFI Control Module (N3/10)
- DTC P0700: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0702: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0715: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0720: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0730: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0740: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0743: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0748: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0753: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0758: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0763: Read Out DTC Memory For Electronic Transmission Control (Etc) Module (N15/3)
- DTC P0802: Variable Intake Manifold Switchover Valve (Y22/6)
- DTC P0809: Deviation In Angle Between Camshaft & Crankshaft
- DTC P1031: O2 Sensor Upstream Of TWC (G3/3) & (G3/4) Interchanged
- DTC P1177: Oil Sensor (B40), Oil Temperature Implausible
- DTC P1178: Oil Sensor (B40), Oil Level Implausible
- DTC P1179: Oil Sensor (B40), Oil Quality Implausible
- DTC P1180: Oil Sensor (B40), Oil Temperature Too High
- DTC P1185: Oil Sensor (B40), Water In Oil
- DTC P1186: Safety Fuel Shutoff Recognized
- DTC P1233: Throttle Valve Actuator (M16/6) Jams (Iced)
- DTC P1386: Anti-Knock Control By Me-SFI Control Module (N3/10) At Control Limiting Stop
- DTC P1400: EGR Transducer (Y31/1)
- DTC P1420: Air Pump Switchover Valve (Y32)
- DTC P1453: Air Pump Relay
- DTC P1491: Refrigerant Pressure In A/C System Too High
- DTC P1542: Pedal Value Sensor (B37)
- DTC P1570: Starting Attempt Carried Out With Locked DAS
- DTC P1570: Can From DAS Control Module To Me-SFI Control Module (N3/10) Damaged
- DTC P1570: Me-SFI Control Module (N3/10) & DAS Control Module Do Not Match
- DTC P1580: Throttle Valve Actuator (M16/6)
- DTC P1584: Stop Light Switch
- DTC P1605: Poorly Paved Road Recognition Signal (By Comparing Wheel Speeds)
- DTC P1642: Me-SFI Control Module (N3/10) Incorrectly Coded
- DTC P1644: Transmission Versions Cannot Be Checked Due To UNDERVOLTAGE At Electronic Transmission Control (Etc) Module (N15/3)
- DTC P1681: Crash Signal Implausible
- DTC P1747: Controller Area Network (Can) Fault, Transmission Protection Malfunction Of Electronic Transmission Control (Etc) Module (N15/3)
- DTC P1747: Controller Area Network (Can) Fault, Instrument Cluster
- Fuel Injector Tests
- Signal Pattern Identification