
Fault Code ManualforMercedes-BenzAnalog Systems 1988-1997Digital Systems 1993-2000©Baum Tools Unlimited Inc. February 1, 2001Оборудование для автосерв
10Connection TableTest Lead of Cable Connection source Red Power -To power supply socket or vehicle battery Black Ground - To socket 1Yellow To diagno
100Baum Tools Unlimited Inc. Toll Free 1-800-848-6657MERCEDES BENZ - USA MODEL IDENTIFIER MODEL YEARS CHASSIS ENGINE TRANSMISSION STEERING190C 1961-65
MODEL YEARS CHASSIS ENGINE TRANSMISSION STEERING101Baum Tools Unlimited Inc. Toll Free 1-800-848-6657250SL 113.043 129.982 LO 1260E 1985-88 124.026 10
MODEL YEARS CHASSIS ENGINE TRANSMISSION STEERING102Baum Tools Unlimited Inc. Toll Free 1-800-848-6657300SEB 1965-72 108 189 GA300SE-EH DB300SEL 109.01
MODEL YEARS CHASSIS ENGINE TRANSMISSION STEERING103Baum Tools Unlimited Inc. Toll Free 1-800-848-6657560SEL 1985- 126.039 117.968 KE 722.350 765.7066.
MODEL YEARS CHASSIS ENGINE TRANSMISSION STEERING104Baum Tools Unlimited Inc. Toll Free 1-800-848-6657E320 1994-95 124.032/052 104.992 HFM 722.369 765.
MODEL YEARS CHASSIS ENGINE TRANSMISSION STEERING105Baum Tools Unlimited Inc. Toll Free 1-800-848-6657SL600 1994-95 129.076 120.981 LH 722.362 765.907S
106Baum Tools Unlimited Inc. Toll Free 1-800-848-6657MERCEDES DIAGNOSTIC MANUALS1990-00ENGINE - M102, 103, 104, 111, 112, 113, 116, 117, 119, 120 (Cha
107Baum Tools Unlimited Inc. Toll Free 1-800-848-6657Technical Support & Contact InformationTechnical SupportBaum Tools Technical Support800-804-1
11Connector Layout of Vehicle Diagnostic Connector8-pole Diagnostic ConnectorModels 201, 124, 1261 Ground2 Not used3 CIS-E Continuous fuel injection s
1215 Not used16 Voltage, Ignition ON (Circuit 15) (Not equipped on all models.)38-Pin Diagnostic Connector Models 124.034/036, 129.058/063/067/076, 14
13TNA Signal (Gasoline) on LH-SFITN Speed Signal (DI/KSS) (Gasoline) on HFM-SFI, ME-SFI14 Lambda on/off ratio LH-SFI Engine 119, LH-SFI Engine 120 LH
14ELECTRONIC IDLE SPEED CONTROL (ELR)Model Model Year201.126 1989FAULT CODE TABLEDTC Readout Possible Cause of Failure1 No fault found2 Speed senso
15CONTINUOUS FUEL INJECTION SYSTEM (CFI)Models Model Years107.048 1988-91 (California version only)124.026 124.030 124.050 124.090 1988-89 (Califor
16Continuous Fuel Injection System (MAS Controller)Models Model Years124.026 124.030 124.090 124.230 124.290 129.066 201.029 1990-92FAULT C
17LH Sequential Multiport Fuel Injection - AnalogModels Model Years140.032 140.057 140.076 1992-93124.034 124.036 1992-93129.067 1992-93140.0
18LH Sequential Multiport Fuel Injection - DigitalEngines Model Years104 119 120 1992-1995Also check for codes in the Diagnostic Module (DM page 4
DTC Readout Possible Cause of Failure19012 Injector, cylinder 8 open circuit or short to ground013 Injector, cylinder 6 open circuit or short to groun
2Table of ContentsThe Diagnostic ProcessInformation Gathering ... 4Diagnostic Codes &
20HFM Sequential Multiport Fuel Injection - Analog Engines Model Year104 111 1993See digital HFM injection section page 22 for models 3/93 and late
DTC Readout Possible Cause of Failure2142 CAN communication from ASR, EA/CC/ISC module or diagnostic module (OBD II) faulty43 Starter signal (circuit
22HFM Sequential Multiport Fuel Injection - DigitalEngines Model Years111 (4 cylinder, 2.2/2.3L engine) 1994-97104 (6 cylinder, 2.8/3.2L engine) 1994-
OB15 MB Description2339 (043) Injection valve cylinder 4, short to positive40 (044) Injection valve cylinder 4, open circuit or short to ground41 (045
OB15 MB Description2491 (091) EGR switch-valve short to positive92 (092) EGR switch-valve open circuit or short to ground93 (093) Transmission overloa
25PMS (PEC) Fuel Injection - DigitalEngines Model Years111 (4 cylinders, 1.8/2.0L engine) 1994-97PMS Stored Fault CodesOnly Stored Fault Codes ill
OB15 MB Description26048 (037) Self-adjustment too lean at Part load (Intake air leak, fuel injectors, diaphragm pressure regulator, wear engine)049-0
27ME Sequential Multiport Fuel Injection (ME-SFI)Engines Model Years104 (6 cylinders, 2.8/3.2L engine) 8/96-111 (4 cylinder 2.0, 2.2, 2.3L) 8/96-112
MB ME Code Description28P0076 Intake Valve Control Solenoid Circuit Low (Bank 1)P0077 Intake Valve Control Solenoid Circuit High (Bank 1)P0078 Exhaust
MB ME Code Description29P0144 02 Sensor Circuit High Voltage (Bank 1 Sensor 3)P0145 02 Sensor Circuit Slow Response (Bank 1 Sensor 3)P0146 02 Sensor C
3Electronic Traction Systems (ABS, ASR, ETS, SPS) Digital . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59Body Control
MB ME Code Description30P0199 Engine Oil Temperature Sensor IntermittentP02XX Fuel and Air MeteringP0200 Injector CircuitP0201 Injector Circuit - Cyli
MB ME Code Description31P0253 Injection Pump Fuel Metering Control "A" Low (Cam/Rotor/Injector)P0254 Injection Pump Fuel Metering Control &q
MB ME Code Description32P0309 Cylinder 9 Misfire DetectedP0310 Cylinder 10 Misfire DetectedP0311 Cylinder 11 Misfire DetectedP0312 Cylinder 12 Misfire
MB ME Code Description33P0371 Timing Reference High Resolution Signal "A" Too Many PulsesP0372 Timing Reference High Resolution Signal "
MB ME Code Description34P0432 Main Catalyst Efficiency Below Threshold (Bank 2)P0433 Heated Catalyst Efficiency Below Threshold (Bank 2)P0434 Heated C
MB ME Code Description35P0491 Secondary Air Injection System (Bank 1)P0492 Secondary Air Injection System (Bank 2)P05XX Vehicle Speed, Idle Control, a
MB ME Code Description36P0573 Cruise Control/Brake Switch A Circuit HighP0574 Cruise Control System - Vehicle Speed Too HighP0575 Cruise Control Input
MB ME Code Description37P0703 Torque Converter/Brake Switch B CircuitP0704 Clutch Switch Input Circuit MalfunctionP0705 Transmission Range Sensor Circ
MB ME Code Description38P0759 Shift Solenoid "B" IntermittentP0760 Shift Solenoid "C"P0761 Shift Solenoid "C" Performanc
MB ME Code Description39P0810 Clutch Position Control ErrorP0811 Excessive Clutch SlippageP0811 CAN problem - No reception from EZS (Ignition Lock)P08
4This book is designed to help you in the basic diagnostic procedures for Mercedes Benz. It is intended to be a starting point in the diagnostic proce
MB ME Code Description40P1180 Oil sensor, engine oil temperature too highP1181 Engine electric-fan /Air conditioning malfunctionP1182 Starting system
41Diagnostic Module (DM) - Analog Models Model Years124.034 124.036 1992-1993124.028 124.032 124.052 124.092 1994-95119.067 1992-1994140.032 14
DTC Readout Possible Cause of Failure4247-48 Not used49 Data exchange (CAN) fault between engine control module, ignition control module or electroni
43Diagnostic Module (DM) - Digital LHSEE ME-SFI INJECTION FOR ALL DIAGNOSTIC CODES FROM 8/96 PRODUCTION AND LATER FOR ALL MODELS.Engines Model Years10
DTC Readout Possible Cause of Failure4450 Camshaft timing adjust solenoid, open or short circuit (left bank in 120)51 Fuel injector circuit, open or s
45Diagnostic Module (DM) - Digital HFM SEE ME-SFI INJECTION FOR ALL DIAGNOSTIC CODES FROM 8/96 PRODUCTION AND LATER FOR ALL MODELS.Engines Model Years
OB15 MB/SAE ME Code Description46045 P0116 Engine coolant temperature circuit range/performance problem(Engine coolant temperature sensor [B11/3])046
47Base Module (BM)Models Model Years124.034 124.036 1992-93129.067 1992-95140.032 140.042 140.043 140.051 140.057 140.076 1992-95FAULT CODE TABLED
48Distributor Ignition (DI)Model Model Years124.051 1990-1995124.034 124.036 1992-1995129.061 129.066 1990-1995129.067 129.076 1992-1995140.032 199
49Cruise Control/Idle Speed Control (CC/ISC) w/o ASRModels Model Years124 129 140 202 1992-97FAULT CODE TABLE DTC Readout Possible Cause of Fai
5Step 3Visually Inspect the Vehicle Don’t leave out this step. You can save lots of time with this.Engine - Look under the hood. Check for missing co
50Electronic Accelerator / Cruise Control / Idle Speed Control(EA/CC/ISC) w/ASRModels Model Year124 129 140 202 1992-96 FAULT CODE TABLE DTC Rea
51Electronic Automatic Transmission Control (ETC) with CFI (722.5) Models Model Years129 1990-1993See 4matic and digital transmission control diagnosi
52Automatic-Engaged Four-wheel Drive (4MATIC)Models Model Years124.230 124.290 1990-1993NOTE: Engine must be at idle to read and clear 4MATIC fault c
53Electronic Transmission Control (ETC) for ME-SFI5-speed (722.6)Models Engines Model Years129 140 163 170 202 208 210 104 111 112 1
DTC Readout Possible cause of Failure5437 CAN data: All communications are faulty38 CAN data: Communication to/from the Traction system controller is
55Automatic Locking Differential (ASD)Models Model Years124.128 1991-1995126.134 126.135 1991129.061 1991-1995140.134 1991-1995201.028 1991-1993 FAUL
56Anti-lock Brake System (ABS & ABS w/ASR)Models Model Years124.034 124.036 1992-1995129 1994-95140 1994-95 FAULT CODE TABLEDTC Readout Possible
57Electronic Traction Systems (ASR, ETS)Models Model Years129 140 202 1995210 1995-96 FAULT CODE TABLEDTC Readout Possible Cause of Faults1 No fau
58Speed Sensitive Power Steering (SPS)Models Model Years140.032 140.042 140.051 140.057 140.070 140.076 140.134 1992-5/93FAULT CODE TABLEDTC Rea
59Electronic Traction Systems (ABS, ASR, ETS, SPS)Model Model Years129, 140, 202 9/95-2000210 6/96-2000FAULT CODE TABLEDTC Readout Possible Cause of F
6Diagnostic Codes & AdaptationDiagnostic Trouble Code (DTC) Readout:The engine control module (N3/4) for the LH-SFI, HFM-SFI and ME-SFI systems ar
DTC Readout Possible Cause of Failure60C1401 ASR/ETS/ESP hydraulic unit, high-pressure/return pump (A7/3m1), open/short circuit or does not turn off.C
61Cabriolet Soft Top (CST) Model Model Years124.066 1993-95 Connect wires of Scanner as followsScanner Data Link ConnectorYellow Power Soft top test c
62Roadster Soft Top (RST)Models Model Years129.061 129.066 129.067 129.076 1990-12/93 FAULT CODE TABLEDTC Readout Possible Cause of Failure1 No fau
63Roadster Soft Top (RST)Model Model Years129 1/94-6/96 FAULT CODE TABLEDTC Readout Possible Cause of Failure1 No faults stored2 Low voltage3 RST/RB h
64Infrared Remote Control for Central Locking (IRCL)Models Model Years129.061 129.066 129.067 129.076 1990-1993 FAULT CODE TABLEDTC Readout Possibl
65Infrared Remote Control for Central Locking (IRCL)Model Model Years129 1993-96 FAULT CODE TABLEDTC Readout Possible Cause of Failure1 No fault found
6617 Pneumatic control module faultyAnti-theft Alarm System(ATA)Models Model Years129.061 129.066 129.067 129.076 1990-93140.032 140.042 140.051
67Convenience Features (CF)Model Model Year140 1992-96 FAULT CODE TABLEDTC Possible Cause of Failure1 No fault found2 Control module, Close circuit f
68Supplemental Restraint System (SRS) - Analog- Models Model Years107 124 126 129 201 140 1988-1993 FAULT CODE TABLEDTC Readout Possible Cause of
69Supplemental Restraint System (SRS) w/Side Airbags - DigitalModels Model Years129 (R) 140 (S) 202 (C) 210 (E) 1996-99FAULT CODE TABLE000DTC 1001D
7Fault Code Types There are basically 2 code types. Component failure codes and System Malfunction or Logic codes.Component Failure Codes are just tha
70BODY CONTROL SYSTEMS (SRS, IRCL, PSE, ATA. RST, MSC, CF) Models Model Years129 140 124 1996-2000202 210 1997-2000 FAULT CODE TABLEDTC Readout Pos
71circuit.B1213 Electrically adjustable and heated driver-side outside rearview mirror (with memory) (M21/4) >25 secondsB1214 Electrically adjustab
72B1710 Alarm (ATA) triggered via trunk lamp switch (S17/8)B1711 Alarm (ATA) triggered via engine hood switch (S62)B1712 Alarm (ATA) triggered via lef
73Tempmatic A/CModels Model Year201.028 201.029 201.034 201.126 201.128 1988-93 FAULT CODE TABLEDTC Readout Possible Cause of Failure1 No faul
74Automatic A/CModels Model Years124.026 124.030 124.034 124.036 124.050 124.090 124.051 124.230 124.290 1988-95126.024 126.025 126.035 126.
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9775Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] 2.1READING ACT
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - TAU 2.1DTC Readout Description Cause76Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 80
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9777Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis to 8/9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - 129 Chassis to 8/95DTC Readout Description Cause78Baum Tools Unlimited Inc. 941-927-1414 / Technica
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9779Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
8Check Engine Light (MIL) DiagnosisMercedes S(140), SL(129), E(124, 210) and C(202) class have multiple systems which can turn on an Check Engine Ligh
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9780Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9781Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis to 8/9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9782Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] CODES - 140
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - 140 Chassis to 8/95DTC Readout Description Cause Fault Type83Baum Tools Unlimited Inc. 941-927-1414
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - 140 Chassis to 8/95DTC Readout Description Cause Fault Type84Baum Tools Unlimited Inc. 941-927-1414
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - 140 Chassis to 8/95DTC Readout Description Cause Fault Type85Baum Tools Unlimited Inc. 941-927-1414
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9786Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9787Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - 140 Chassis from 9/95DTC Readout Description88Baum Tools Unlimited Inc. 941-927-1414 / Technical Su
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9789Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis to 8/9
9"Resetting and Reactivating for BOSCH Engine Control Module Memory" For LH & HFM systems only.To reset and reactivate the module :1. Re
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9790Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] CODES - 202
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - 202 Chassis to 8/95DTC Readout Description Cause Fault Type91Baum Tools Unlimited Inc. 941-927-1414
A/C SELF DIAGNOSTIC SYSTEMS - 1990-97FAULT CODES - 202 Chassis to 8/95DTC Readout Description Cause Fault Type92Baum Tools Unlimited Inc. 941-927-1414
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9793Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9794Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9795Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
A/C SELF DIAGNOSTIC SYSTEMS - 1990-9796Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Chassis from 9
MERCEDES-BENZ ACRONYMS97Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] DESCRIPTION4MATIC 4 Wheel
MERCEDES-BENZ ACRONYMS98Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Exterior LightingEMSC Electric
MERCEDES-BENZ ACRONYMS99Baum Tools Unlimited Inc. 941-927-1414 / Technical Support 800-804-1002 or [email protected] Over-head Control PanelORM Ou
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