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Mercedes Benz SL-Class Fault Codes


You can find common Mercedes Benz SL-Class fault codes on this page that when clicked take you to a detailed description.

You can also type in the fault code you are getting below to find a more detailed description.

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Mercedes Benz SL-Class Recalls

When a car manufacturer detects a problem with a model they put out a recall notice and more often than not offer to fix the problem free of charge.

You can check to see if your Mercedes Benz SL-Class has any recall notices on our sister site AutoRecalls.co, sorted by model year.

View Mercedes Benz SL-Class Recalls »
Recall Notice Icon

Error Icon P2006

Intake Manifold Runner Control Stuck Closed Bank 1

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Severity Icon 4/10

Error Icon P0455

System Gross Leak Evaporative Emission

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Severity Icon 4/10

Error Icon P0128

Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature)

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Error Icon P2463

Diesel Particulate Filter Restriction - Soot Accumulation

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Error Icon P0410

Secondary Air Injection System Malfunction

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Error Icon P0730

Incorrect Gear Ratio

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Severity Icon 9/10

Error Icon P0300

Random/Multiple Cylinder Misfire Detected

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Error Icon C1140

Hydraulic Base Brake Failure

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Error Icon C1102

ABS Acceleration Switch Circuit Failure

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Error Icon C1210

ABS Outlet Valve Coil RF Circuit Failure

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Error Icon C1101

ABS Hydraulic Valve Circuit Failure

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Error Icon C1170

PRNDL Switch Circuit Failure

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Severity Icon 5/10

Error Icon P0705

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

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Severity Icon 9/10

Error Icon P0299

Turbo / Super Charger Underboost

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Severity Icon 7/10

Error Icon U0155

Lost Communication With Instrument Panel Cluster (IPC) Control Module

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Error Icon U0121

Lost Communication With Anti-Lock Brake System (ABS) Control Module

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Severity Icon 9/10

Error Icon U0073

Control Module Communication Bus "A" Off

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Severity Icon 8/10

Error Icon U0106

Lost Communication With Glow Plug Control Module

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Error Icon U0101

Lost Communication with TCM

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Error Icon P1570

Contr. Module Locked

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Error Icon P1519

Intake Manifold Runner Control (Stuck Closed)

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Error Icon P1831

Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Ground

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Error Icon P1190

Calibration Resistor Out Of Range

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Error Icon P1886

4X4 Initialization Failure

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Error Icon P1650

PSP Switch Out of Self Test Range

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Error Icon P1858

Transmission Transfer Case Contact Plate 'D' Circuit Failure

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Error Icon P1840

Transmission Transfer Case Shift Motor Short Circuit To Battery

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Error Icon P1868

Transmission Automatic 4-Wheel Drive Indicator (Lamp) Circuit Failure

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Error Icon P1872

Transmission Mechanical 4-Wheel Drive Axle Lock Lamp Circuit Failure

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Error Icon P1405

DPFE Sensor Upstream Hose Off Or Plugged

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Error Icon P1408

EGR Flow Out Of Self Test Range

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Error Icon P1105

Dual Alternator Upper Fault

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Error Icon P1189

Pump Speed Signal Fault

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Error Icon P1636

Inductive Signature Chip Communication Error

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Error Icon P1400

DPFE Circuit Low Input

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Error Icon P1453

Fuel Tank Pressure Relief Valve Malfunction

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Error Icon P1482

SCP

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Error Icon P1481

GLOW PLUG FAILURE

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Error Icon P1222

Traction Control Output Circuit Malfunction

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Error Icon P1354

Ignition Coil C Primary Circuit Malfunction

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Severity Icon 7/10

Error Icon P0010

Intake Camshaft Position Actuator Circuit / Open (Bank 1)

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Severity Icon 9/10

Error Icon P0011

Intake Camshaft Position Timing - Over-Advanced (Bank 1)

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Severity Icon 9/10

Error Icon P0012

Intake Camshaft Position Timing - Over-Retarded (Bank 1)

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Severity Icon 7/10

Error Icon P0013

Exhaust Camshaft Position Actuator Circuit / Open (Bank 1)

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Severity Icon 8/10

Error Icon P0014

Exhaust Camshaft Position Timing - Over-Advanced (Bank 1)

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Severity Icon 8/10

Error Icon P0016

Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A

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Severity Icon 8/10

Error Icon P0017

Crankshaft Position Camshaft Position Correlation Bank 1 Sensor B

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Severity Icon 4/10

Error Icon P0036

Heated Oxygen Sensor (HO2S) Heater Control Circuit Bank 1 Sensor 2

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Severity Icon 4/10

Error Icon P0102

Mass or Volume Air Flow Circuit Low Voltage Input

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Severity Icon 8/10

Error Icon P0106

Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem

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Severity Icon 8/10

Error Icon P0113

Intake Air Temperature Circuit High Input

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Severity Icon 6/10

Error Icon P0131

O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)

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Severity Icon 7/10

Error Icon P0134

O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)

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Severity Icon 6/10

Error Icon P0135

O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)

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Severity Icon 4/10

Error Icon P0137

O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)

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Severity Icon 6/10

Error Icon P0138

O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)

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Severity Icon 6/10

Error Icon P0141

O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)

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Severity Icon 7/10

Error Icon P0171

System Too Lean (Bank 1)

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Severity Icon 5/10

Error Icon P0172

System Too Rich (Bank 1)

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Severity Icon 5/10

Error Icon P0175

System Too Rich (Bank 2)

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Severity Icon 8/10

Error Icon P0301

Cylinder 1 Misfire Detected

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Severity Icon 8/10

Error Icon P0302

Cylinder 2 Misfire Detected

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Severity Icon 8/10

Error Icon P0303

Cylinder 3 Misfire Detected

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Severity Icon 8/10

Error Icon P0304

Cylinder 4 Misfire Detected

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Severity Icon 8/10

Error Icon P0305

Cylinder 5 Misfire Detected

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Severity Icon 8/10

Error Icon P0306

Cylinder 6 Misfire Detected

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Severity Icon 3/10

Error Icon P0325

Knock Sensor 1 Circuit (Bank 2 or Single Sensor)

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Severity Icon 8/10

Error Icon P0332

Knock Sensor 2 Circuit Low Input (Bank 2)

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Severity Icon 8/10

Error Icon P0335

Crankshaft Position Sensor A Circuit Malfunction

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Severity Icon 6/10

Error Icon P0341

Camshaft Position Sensor Circuit Range/Performance

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Severity Icon 7/10

Error Icon P0401

Exhaust Gas Recirculation Flow Insufficient Detected

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Severity Icon 7/10

Error Icon P0420

Catalyst System Efficiency Below Threshold (Bank 1)

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Severity Icon 7/10

Error Icon P0430

Catalyst System Efficiency Below Threshold (Bank 2)

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Severity Icon 3/10

Error Icon P0441

Evaporative Emission Control System Incorrect Purge flow

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Severity Icon 3/10

Error Icon P0442

Evaporative Emission Control System Leak Detected

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Severity Icon 3/10

Error Icon P0446

Evaporative Emission Control System Vent Control Circuit Malfunction

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Mercedes Benz SL-Class Image

About the SL-Class

Originally a specifically designed sports car, the SL-Class is a two-door coupe (or roadster) created by the German car company Mercedes-Benz.

When the first SL-Class began competing, there were no plans to bring the car into production, but following its great reception, Mercedes decided to make the vehicle available to the public.

First constructed with gullwing doors, there were three variations, the 300 SL Gullwing, 300 SL Roadster and the 190 SL.

First generations lasted seven years before the next models replaced them in 1963.

Launched with a detachable hardtop, the model range changed to include the 230 SL and the 250SL. Still in production today, the new SL-Class’s look dramatically removed from its earlier predecessors.

The latest SL-Classes were updated in 2022 and were only released as an AMG model.

Two powertrains are available, a 4-liter petrol engine capable of producing either 469 bhp or 577 bhp.

The doors open more conventionally now and feature a soft top instead of a retractable or removable hard top.

One transmission mates the two engine options, a 9-speed automatic AMG speed shift and for customers who wish to look elsewhere for a convertible roaster, the competitors are the Audi TT Roadster, Mercedes-Benz E-Class Cabriolet, Lexus LC convertible, BMW Z4, Morgan Plus Four (for the retro driver), the Audi A5 Cabriolet and the Mercedes SLK.

Although none of the vehicles are considered an exact alternative, many of them do offer a cheaper option.

The SL-Class can produce some usual error codes:

  • P2006 – The intake manifold runner has found a stuck intake runner flap.
  • P0455 – An evaporative emissions control system issue was detected by the engine computer.
  • P0128 – This error code signifies that the coolant temperature is under the desired range.
  • P2463 – An error code showing a soot build-up leading to diagnostic trouble.
  • P0410 – A generic code that shows that the engine O2 sensor cannot detect an increase in the O2 level.