Component/Circuit Identification
WARNING: This page is about a different car, the 1998 Mercedes-Benz SL500, 1997 Mercedes-Benz SL500, 1997 Mercedes-Benz E420, and 1996 Mercedes-Benz SL500. However, it is still accessible from the selected car via links, so may be relevant.
System components and connections are identified by the manufacturer with special designations in diagnostic information. See COMPONENT/CIRCUIT IDENTIFICATION table.
COMPONENT/CIRCUIT IDENTIFICATION
| Component/Circuit | Manufacturer's Designation | ||||
|---|---|---|---|---|---|
| Adjustable Camshaft Timing Solenoid (Left) | Y49/1 | ||||
| Adjustable Camshaft Timing Solenoid (Right) | Y49/2 | ||||
| Air Pump Switchover Valve | Y32 | ||||
| AIR Relay Module | K17 | ||||
| Base Module | N16/1 | ||||
| Body Acceleration Sensor | B24 | ||||
| Drive Authorization System (DAS) Control Module | N54/1 | ||||
| Camshaft (CMP) Sensor | B6/1 | ||||
| CAN BUS From ESP/SPS Control Module | N47-5 | ||||
| Check Engine Malfunction Indicator Light | A1e26 | ||||
| Crankshaft Position (CKP) Sensor | L5 | ||||
| Cruise Control Switch | S40 | ||||
| EA/CC/ISC Actuator | M16/6 | ||||
| Engine Control Module (ECM) | N3/10 | ||||
| Engine/Climate Control Electric Cooling Fan Control Module | N76 | ||||
| Engine Coolant Temperature (ECT) Sensor | B11/4 | ||||
| ECM Tachometer Signal | TN Signal | ||||
| ECM Voltage Supply Circuit | 87M | ||||
| Electronic Ground Right Component Compartment (Model 210) | W16/6 | ||||
| Electronic Ground, Right Footwell (Models 129 & 140) | W15/1 | ||||
| EVAP Charcoal Canister Shut-Off Valve | Y58/4 | ||||
| Fuel Injector | (1) Y62y1 | ||||
| Fuel Pump Relay Module (Models 129 & 140) | K27 | ||||
| Fuel Tank Pressure Sensor | B4/3 | ||||
| Ignition Coil | (2) T1/1 | ||||
| Intake Air Temperature (IAT) Sensor | B17 | ||||
| Knock Sensor 1 (Right) | A16g1 | ||||
| Knock Sensor 2 (Left) | A16g2 | ||||
| Mass Airflow Sensor (MAF) | B2/5 | ||||
| Oil Level Switch | S43 | ||||
| Output Ground Circuit Component Compartment (Model 140) | W15 | ||||
| Output Ground Control Module Box (Model 129) | W27 | ||||
| O2S 1 Left (Before TWC) | G3/3 | ||||
| O2S 1 Right (Before TWC) | G3/4 | ||||
| O2S 2 Left (After TWC) | G3/5 | ||||
| O2S 2 Right (After TWC) | G3/6 | ||||
| Pedal Value Sensor | B37 | ||||
| Pressure Sensor | B28 | ||||
| Purge Control Valve | Y58/1 | ||||
| Purge Monitoring Pressure Sensor | B4/4 | ||||
| Relay Module (Model 210) | K40 | ||||
| Remote Central Locking (RCL) Control Module | N54 | ||||
| Stop Light Switch | S9/1 | ||||
| Transmission Control Module | N15/3 | ||||
| Vehicle Speed Sensor, Left Front Axle | L6/1 | ||||
| Vehicle Speed Sensor, Left Rear Axle | L6/3 | ||||
| Voltage Supply Circuit | Circuit 30 | ||||
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