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Component/Circuit Identification

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 Y49
Air Pump Switchover Valve Y32
AIR Relay Module K17
Base Module (Models 129/140) N16/1
Drive Authorization System (DAS) Control Module N54/1
Camshaft (CMP) Sensor B6/1
CAN BUS From ESP/SPS Control Module N47-5
Crankshaft Position (CKP) Sensor L5
Cruise Control Switch S40
EA/CC/ISC Actuator M16/1
Engine Control Module (ECM) N3/10
Engine Coolant Temperature (ECT) Sensor B11/4
EVAP Charcoal Canister Shut-Off Valve Y58/4
Fuel Injector (1) Y62y1
Fuel Tank Pressure Sensor B4/3
Ignition Coil
Cylinders No. 2 & 5 T1/1
Cylinders No. 3 & 4 T1/2
Cylinders No. 1 & 6 T1/3
Intake Air Temperature (IAT) Sensor (2) B17
Knock Sensor 1 (Front) A16
Knock Sensor 2 (Rear) A16
Mass Airflow Sensor (MAF) B2/5
Module Box Bracket Ground (Model 129) W27
Oil Level Switch S43
Output Ground Circuit, Right Footwell (Model 140) W15
Output Ground, Right Component Compartment (Model 202 & 210) W16/6
O2S 1 (Before TWC) G3/2
O2S 2 (After TWC) G3/1
Passenger Side Fuse & Relay Module Box (Model 202) K40/4
Pedal Value Sensor B37
Pressure Sensor B28
Purge Control Valve Y58/1
Purge Monitoring Pressure Sensor B4/4
Relay Module (Model 210) K40
Resonance Intake Manifold Switchover Valve Y22/6
Stop Light Switch S9/1
Transmission Control Module N15/3
Voltage Supply Circuit Circuit 30
Voltage Supply Circuit (For ECM) Circuit 87
(1) Last number identifies injector number.
(2) IAT sensor is internal to MAF sensor.