Autodata - Diagnostic Trouble Codes Fault locations and probable causes - 2004 edition

05.02.2017 Views

I Engine management Trouble code identification . . I 3digit type I Fault location - I No fault found Probable cause I - 002 I Engine coolant temperature (ECT) sensor - short circuit I Wiring, connector, ECT sensor, ECM 003 004 Engine coolant temperature (ECT) sensor - open circuit Engine coolant temperature (ECT) sensor - rangelperformance problem 005 Engine coolant temperature (ECT) sensor - plug I Multi-plug(s) connection(s) Wiring, connector, ECT sensor, ECM 006 ( Intake air temperature (IAT) sensor - short circuit I Wiring, connector, IAT sensor, ECM 007 008 -- Intake air temperature (IAT) sensor - open circuit Intake air temperature (IAT) sensor - plug connection(s) 009 Bosch HFM: Mass air flow (MAF) sensor - range1 I Wiring, connector, intake leak. MAF sensor performance problem Siemens PMS: Manifold absolute pressure (MAP) sensor - vacuum leak I ECM 01 0 I Bosch HFM: Mass air flow (MAF) sensor - open circuit I Wiring, connector, MAF sensor, ECM 011 Siemens PMS: Manifold absolute pressure (MAP) I "OseS1 ECM sensor - vacuum leak Idle speed control (ISC) actuator - rangelperformance problem - Wiring, connector, IAT sensor, ECM Multi-plug(s) 012 I Idle speed control (ISC) actuator - circuit malfunction I Wiring, connector, ISC actuator Bosch HFM: ldle speed control (ISC) actuator - plug connection(s) Siemens PMS: Throttle position (TP) sensor - range/performance problem Wiring, connector, ISC actuator Multi-plug(s) Wiring, connector, TP sensor, ECM 014 I Throttle position (TP) sensor - signal high I Wiring, connector, TP sensor, ECM 01 5 01 6 01 7 018 Throttle position (TP) sensor - signal low Bosch HFM: Throttle position (TP) sensor - plug connection(s) Siemens PMS: Idle speed control (ISC) actuator - malfunction 019 Bosch HFM: Idle speed control (ISC) actuator - plug Multi-plug(s) connection(s) 020 02 1 022 022 023 Idle speed control (ISC) actuator - signal high Idle speed control (ISC) actuator - signal low Siemens PMS: ldle speed control (ISC) - malfunction Idle speed control (ISC) - lower limit reached Idle speed control (ISC) - upper limit reached Cruise controllidle speed control (ISC) actuator - limp-home mode Siemens PMS: Heated oxygen sensor (H02S) 1 - rangelperformance problem Heated oxygen sensor (H02S) 1 - voltage high Wiring, connector, TP sensor, ECM Multi-plug(s) Wiring, connector, ISC actuator, ECM Wiring, connector, ISC actuator, ECM Wiring, connector, ISC actuator, ECM - Wiring, connector, intake leak, MAF sensor, throttle valve tightlsticking Wiring, connector, intake leak, MAF sensor, throttle valve tightlsticking Wiring, connector, intake leak, MAF sensor, throttle valve tightlsticking Wiring, ISC actuator, throttle valve tightlsticking Wiring, connector, H02S Wiring, connector, H02S

Model: C18012001200W22012301230W280 (202) E200122012801320 (124) E200123012801320 (210) S2801320 (140) SLK200 (170) MERCEDES-BENZ SL2801320 (129) Engine management 3-digit type Fault location Probable cause 024 1 Heated oxygen sensor (H02S) 1 - open circuit I Wiring, connector, H02S 025 Bosch HFM: Heated oxygen sensor (H02S) 1 - rangelperformance problem Siemens PMS: Oxygen sensor heater 1 - electrical fault Bosch HFM: Heated oxygen sensor (H02S) 2 - voltage 026 ( high 027 I Siemens PMS: Oxygen sensor heater 1 -electrical fault ( Bosch HFM: Heated oxygen sensor (H02S) 2 - open circuit Siemens PMS: Oxygen sensor heater 1 - electrical fault Wiring, connector, H02S Wiring, connector, H02S, ECM Wiring, connector, H02S Wiring, connector, H02S, ECM 028 Bosch HFM: Heated oxygen sensor (H02S) 2 - I Wiring, connector, H02S rangelperformance problem 029 030 031 Siemens PMS: Lambda regulation - system too lean Bosch HFM: Oxygen sensor heater - current low Siemens PMS: Lambda regulation - system too rich Bosch HFM: Oxygen sensor heater - current high Siemens PMS: Injector 1 & 4 - circuit malfunction Bosch HFM: Oxygen sensor heater - short circuit Wiring, connector, H02S Wiring, connector, H02S, ECM ( Siemens PMS: Injector 1 & 4 - circuit malfunction I Wiring, injector, ECM Wiring, intakelexhaust leak, MAF sensor, fuel pressure, injector(s), ECM Wiring, connector, H02S, ECM Wiring, intakelexhaust leak, MAF sensor, fuel pressure, injector(s), ECM Wiring, connector, H02S, ECM Wiring, injector, ECM Wiring, connector, H02S, ECM 032 I Bosch HFM: Oxygen sensor heater 2 - current low I Wiring, connector, H02S, ECM 033 Siemens PMS: Injector 2 & 3 - circuit malfunction Bosch HFM: Oxygen sensor heater 2 - current high Siemens PMS: Injector 2 & 3 - circuit malfunction 034 I Bosch HFM: Oxygen sensor heater 2 - short circuit I Wiring, connector, H02S, ECM Siemens PMS: Fuel trim (FT) - rangelperformance I problem 035 Lambda regulation - system too lean 036 Lambda regulation - system too rich 1 037 Injector 1 - short to positive 038 Bosch HFM: Injector 1 - open circuiffshort to earth Siemens PMS: Ignition amplifierlignition coil, cylinder 1 & 4 - defective Wiring, injector, ECM Wiring, connector, H02S, ECM Wiring, injector, ECM lntakelexhaust leak, injector(s), fuel pressure, H02S, EVAP system, ECM Wiring, intakelexhaust leak, MAF sensor, fuel pressure, injector(s), ECM Wiring, intakelexhaust leak, MAF sensor, fuel pressure, injector(s), ECM 039 I Bosch HFM: Injector 2 - short to positive I Wiring short to positive, injector, ECM Siemens PMS: lgnition amplifierlignition coil, cylinder 1 & 4 - defective Wiring short to positive, injector, ECM Wiring open circuitlshort to earth, injector, ECM Wiring, ignition amplifier, ignition coil, ECM Wiring, ignition amplifier, ignition coil, ECM 040 I Bosch HFM: Injector 2 - open circuiffshort to earth 1 Wiring open circuitlshort to earth, injector, ECM Siemens PMS: Ignition amplifierlignition coil, cylinder 1 & 4 - defective 041 Bosch HFM: Injector 3 - short to positive Siemens PMS: Ignition amplifierlignition coil, cylinder 2 & 3 - defective Wiring, ignition amplifier, ignition coil, ECM Wiring short to positive, injector, ECM Wiring, ignition amplifier, ignition coil, ECM

I Engine management<br />

<strong>Trouble</strong> code identification<br />

. .<br />

I<br />

3digit type I <strong>Fault</strong> location<br />

- I No fault found<br />

Probable cause<br />

I<br />

-<br />

002 I Engine coolant temperature (ECT) sensor - short circuit I Wiring, connector, ECT sensor, ECM<br />

003<br />

004<br />

Engine coolant temperature (ECT) sensor - open circuit<br />

Engine coolant temperature (ECT) sensor -<br />

rangelperformance problem<br />

005 Engine coolant temperature (ECT) sensor - plug I Multi-plug(s)<br />

connection(s)<br />

Wiring, connector, ECT sensor, ECM<br />

006 ( Intake air temperature (IAT) sensor - short circuit I Wiring, connector, IAT sensor, ECM<br />

007<br />

008<br />

--<br />

Intake air temperature (IAT) sensor - open circuit<br />

Intake air temperature (IAT) sensor - plug connection(s)<br />

009 Bosch HFM: Mass air flow (MAF) sensor - range1 I Wiring, connector, intake leak. MAF sensor<br />

performance problem<br />

Siemens PMS: Manifold absolute pressure (MAP)<br />

sensor - vacuum leak I ECM<br />

01 0 I Bosch HFM: Mass air flow (MAF) sensor - open circuit I Wiring, connector, MAF sensor, ECM<br />

011<br />

Siemens PMS: Manifold absolute pressure (MAP) I "OseS1 ECM<br />

sensor - vacuum leak<br />

Idle speed control (ISC) actuator - rangelperformance<br />

problem<br />

-<br />

Wiring, connector, IAT sensor, ECM<br />

Multi-plug(s)<br />

012 I Idle speed control (ISC) actuator - circuit malfunction I Wiring, connector, ISC actuator<br />

Bosch HFM: ldle speed control (ISC) actuator - plug<br />

connection(s)<br />

Siemens PMS: Throttle position (TP) sensor -<br />

range/performance problem<br />

Wiring, connector, ISC actuator<br />

Multi-plug(s)<br />

Wiring, connector, TP sensor, ECM<br />

014 I Throttle position (TP) sensor - signal high I Wiring, connector, TP sensor, ECM<br />

01 5<br />

01 6<br />

01 7<br />

018<br />

Throttle position (TP) sensor - signal low<br />

Bosch HFM: Throttle position (TP) sensor - plug<br />

connection(s)<br />

Siemens PMS: Idle speed control (ISC) actuator -<br />

malfunction<br />

019 Bosch HFM: Idle speed control (ISC) actuator - plug Multi-plug(s)<br />

connection(s)<br />

020<br />

02 1<br />

022<br />

022<br />

023<br />

Idle speed control (ISC) actuator - signal high<br />

Idle speed control (ISC) actuator - signal low<br />

Siemens PMS: ldle speed control (ISC) - malfunction<br />

Idle speed control (ISC) - lower limit reached<br />

Idle speed control (ISC) - upper limit reached<br />

Cruise controllidle speed control (ISC) actuator -<br />

limp-home mode<br />

Siemens PMS: Heated oxygen sensor (H02S) 1 -<br />

rangelperformance problem<br />

Heated oxygen sensor (H02S) 1 - voltage high<br />

Wiring, connector, TP sensor, ECM<br />

Multi-plug(s)<br />

Wiring, connector, ISC actuator, ECM<br />

Wiring, connector, ISC actuator, ECM<br />

Wiring, connector, ISC actuator, ECM<br />

-<br />

Wiring, connector, intake leak, MAF sensor, throttle<br />

valve tightlsticking<br />

Wiring, connector, intake leak, MAF sensor, throttle<br />

valve tightlsticking<br />

Wiring, connector, intake leak, MAF sensor, throttle<br />

valve tightlsticking<br />

Wiring, ISC actuator, throttle valve tightlsticking<br />

Wiring, connector, H02S<br />

Wiring, connector, H02S

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