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

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CL42015001600 (140) SLK2OOl2OOW230W320 (170) CLK2001200W230W3201430 (208) SL280132015001600 (129) SL500 (230) IEngin'e management General information Refer to the front of this manual for general test conditions, terminology, detailed descriptions of wiring faults and a general trouble shooter for electrical and mechanical faults. Accessing and erasing The enqine control module (ECM) fault rnemorv can onlv be accessed and erased using' dia&ostic equipment connected to the data link connector (DLC). Trouble code identification EOBD type PO 0 PO801 Fault locatJan Refer to EOBD trouble code table Engine coolant blower motorlAC condenser blower motor - malfunction Probable cause PO802 I Intake manifold air control solenoid - malfunction I Wirina, intake manifold air control solenoid PO803 I Supercharger (SC) bypass valve motor - malfunction I Wiring, SC bypass valve motor, ECM PO805 I Supercharger (SC) pressure - incorrect Supercharger (SC) bypass valve motor sticking, intake leaklblockage, SC, ECM PO806 I Supercharger (SC) clutch - malfunction I Wiring, SC clutch, ECM PO809 Crankshaft position (CKP) sensorlcamshaft position Incorrect valve timing (CMP) sensor - signal incompatibility PO81 1 CAN data bus, ignition switch control module - malfunction 1 - Wiring, engine coolant blower motorlAC condenser blower motor Wiring, ignition switch control module, ECM PI031 I Heated oxygen sensor (H02S) 1 - malfunction 1 Wiring, connector, H02S PI146 I Mass air ffow (MAF) sensor(s) - malfunction 1 Wiring, intake leak, MAF sensor(s) PI147 PI148 Engine coolant temperature (ECT) sensor(s) - malfunction Intake air temperature (IAT) sensor(s) - malfunction Wiring, ECT sensor(s) Wiring, IAT sensor(s) PI 149 Manifold absolute pressure (MAP) sensor(s) - / Wiring, hose(s), MAP sensor(s), ECM malfunction - PI178 PI179 Engine oil sensor, level - implausible signal Engine oil sensor, quality - implausible signal Wiring, oil level, engine oil sensor Wiring, engine oil sensor PI180 I Engine oil sensor, temperature - too high I Wiring, engine oil sensor PI181 Engine coolant blower motorIAC condenser blower Wiring, engine coolant blower motor1AC condenser motor - malfunction I blower motor, ECM PI182 Starter motor relay - defective Wiring, starter motor relay, ignition switch, ECM PI183 Cylinder cut-out solenoid, bank 1 - defective Wiring, cylinder cut-out solenoid PI184 I Cylinder cut-out solenoid, bank 2 - defective I Wiring, cylinder cut-out solenoid PI185 I Engine oil sensor, quality - water in oil I Engine oil PI 186 PI225 Fuel shut-off - recognised Intake manifold air control solenoid - malfunction Wiring, cruise control actuator, mechanical fault, ECM Wiring, intake manifold air control solenoid, ECM PI233 1 Throttle actuator - mechanical fault I Throttle actuator tightlsticking 1 434 I,.,,,,,,,,, llAutodata

I Model: CI 80/200/200K/2301230K/240/280 (202) C180/200/2OOKI240/320 (203) ME RCEDES-BE NZ I E200/200K/240/280/320/420/430 (2101 S280/320/420/500/600 (1401 7 Engine management EOBD type I ~au. location / ~robabie P1235 I cause PI236 1 Supercharger (SC) clutch - malfunction 1 Wiring, SC clutch, ECM P1300 PI355 P1356 Supercharger (SC) pressure - incorrect Crankshaft position (CKP) sensor(s) - malfunction Cylinder cut-out solenoid, bank 1 - stuck open Cylinder cut-out solenoid, bank 2 - stuck open P1357 Cylinder cut-out system ON, cylinder 2, 3, 5 or 8 - inlet Mechanical fault valve still opening P1358 P1359 PI360 P1361 P1380 PI384 Cylinder cut-out system OFF, cylinder 5 - exhaust valve not opening Cylinder cut-out system OFF, cylinder 2 - exhaust valve not opening Cylinder cut-out system OFF, cylinder 8 - exhaust valve not opening Cylinder cut-out system, throttle switchover valve - malfunction Pi385 1 Knock sensor (KS) 2, bank 2 - malfunction I Wiring, KS P1386 P1386 Cylinder cut-out system OFF, cylinder 3 - exhaust valve not opening Cylinder cut-out system OFF - one inlet valve of a cylinder is not opening Knock sensor (KS) 1, bank 2 - malfunction Engine control module (ECM), knock control - defective Engine control module (ECM), bank 1, knock control - defective Supercharger (SC) bypass valve motor sticking, intake leaklblockage, SC, ECM Wiring, flywheel ring gear damaged, CKP sensor(s) Wiring, cylinder cut-out solenoid Wiring, cylinder cut-out solenoid Mechanical fault Mechanical fault Mechanical fault Mechanical fault Wiring, throttle switchover valve Mechanical fault Wiring, KS Fuel contamination, mechanical fault, ECM Fuel contamination, mechanical fault, ECM P1397 1 Camshaft position (CMP) sensor(s) - malfunction I Wiring, CMP sensor(s) PI400 Exhaust gas recirculation (EGR) solenoid - circuit Wiring, EGR solenoid, hose(s), ECM - P1443 defective Wiring, fuse, AIR valvelsolenoid, ECM Wiring, catalytic converter temperature sensor, ECM Evaporative emission (EVAP) canister purge valve(s) - Wiring, hoses, EVAP canister purge valve(s) defective Catalytic converter temperature sensor, bank 2 - I Wiring, catalytic converter temperature sensor, ECM defective P1453 1 Secondary air injection (AIR) pump relay - defective I Wiring, fuse, AIR pump relay, ECM PI463 P1490 P1491 ( AC system - pressure too high I AC control module trouble code(s) stored P1519 PI522 Secondary air injection (AIR) system - defective Evaporative emission (EVAP) canister purge valve(s) - defective Camshaft position (CMP) control, bank 1 - mechanical fault Camshaft position (CMP) control, bank 2 - mechanical fault Wiring, hoses, AIR pump relay, AIR valvelsolenoid Wiring, hoses, EVAP canister purge valve(s) Camshaft position control system Camshaft position control system Pi525 1 Camshaft position (CMP) actuator, bank 1 - defective 1 Wiring, CMP actuator, ECM -a- Eng~ne management 435

I<br />

Model:<br />

CI 80/200/200K/2301230K/240/280 (202) C180/200/2OOKI240/320 (203)<br />

ME RCEDES-BE NZ I<br />

E200/200K/240/280/320/420/430 (2101 S280/320/420/500/600 (1401<br />

7<br />

Engine management<br />

EOBD<br />

type<br />

I ~au. location / ~robabie<br />

P1235<br />

I<br />

cause<br />

PI236 1 Supercharger (SC) clutch - malfunction 1 Wiring, SC clutch, ECM<br />

P1300<br />

PI355<br />

P1356<br />

Supercharger (SC) pressure - incorrect<br />

Crankshaft position (CKP) sensor(s) - malfunction<br />

Cylinder cut-out solenoid, bank 1 - stuck open<br />

Cylinder cut-out solenoid, bank 2 - stuck open<br />

P1357 Cylinder cut-out system ON, cylinder 2, 3, 5 or 8 - inlet Mechanical fault<br />

valve still opening<br />

P1358<br />

P1359<br />

PI360<br />

P1361<br />

P1380<br />

PI384<br />

Cylinder cut-out system OFF, cylinder 5 - exhaust<br />

valve not opening<br />

Cylinder cut-out system OFF, cylinder 2 - exhaust<br />

valve not opening<br />

Cylinder cut-out system OFF, cylinder 8 - exhaust<br />

valve not opening<br />

Cylinder cut-out system, throttle switchover valve -<br />

malfunction<br />

Pi385 1 Knock sensor (KS) 2, bank 2 - malfunction I Wiring, KS<br />

P1386<br />

P1386<br />

Cylinder cut-out system OFF, cylinder 3 - exhaust<br />

valve not opening<br />

Cylinder cut-out system OFF - one inlet valve of a<br />

cylinder is not opening<br />

Knock sensor (KS) 1, bank 2 - malfunction<br />

Engine control module (ECM), knock control -<br />

defective<br />

Engine control module (ECM), bank 1, knock control -<br />

defective<br />

Supercharger (SC) bypass valve motor sticking,<br />

intake leaklblockage, SC, ECM<br />

Wiring, flywheel ring gear damaged, CKP sensor(s)<br />

Wiring, cylinder cut-out solenoid<br />

Wiring, cylinder cut-out solenoid<br />

Mechanical fault<br />

Mechanical fault<br />

Mechanical fault<br />

Mechanical fault<br />

Wiring, throttle switchover valve<br />

Mechanical fault<br />

Wiring, KS<br />

Fuel contamination, mechanical fault, ECM<br />

Fuel contamination, mechanical fault, ECM<br />

P1397 1 Camshaft position (CMP) sensor(s) - malfunction I Wiring, CMP sensor(s)<br />

PI400<br />

Exhaust gas recirculation (EGR) solenoid - circuit<br />

Wiring, EGR solenoid, hose(s), ECM<br />

-<br />

P1443<br />

defective<br />

Wiring, fuse, AIR valvelsolenoid, ECM<br />

Wiring, catalytic converter temperature sensor, ECM<br />

Evaporative emission (EVAP) canister purge valve(s) - Wiring, hoses, EVAP canister purge valve(s)<br />

defective<br />

Catalytic converter temperature sensor, bank 2 - I Wiring, catalytic converter temperature sensor, ECM<br />

defective<br />

P1453 1 Secondary air injection (AIR) pump relay - defective I Wiring, fuse, AIR pump relay, ECM<br />

PI463<br />

P1490<br />

P1491 ( AC system - pressure too high I AC control module trouble code(s) stored<br />

P1519<br />

PI522<br />

Secondary air injection (AIR) system - defective<br />

Evaporative emission (EVAP) canister purge valve(s) -<br />

defective<br />

Camshaft position (CMP) control, bank 1 - mechanical<br />

fault<br />

Camshaft position (CMP) control, bank 2 - mechanical<br />

fault<br />

Wiring, hoses, AIR pump relay, AIR valvelsolenoid<br />

Wiring, hoses, EVAP canister purge valve(s)<br />

Camshaft position control system<br />

Camshaft position control system<br />

Pi525 1 Camshaft position (CMP) actuator, bank 1 - defective 1 Wiring, CMP actuator, ECM<br />

-a- Eng~ne management 435

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