Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN2003PASSAT SEDAN (3B3) L4-1.8L TURBO (AWM)REPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - POWERTRAIN MANAGEMENTRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULEAPPLICATION AND IDCONTROL MODULE IDENTIFICATION AND EQUIPMENT
2003 Volkswagen Passat Sedan (3B3) L4-1.8L Turbo (AWM)
Control Module Identification And Equipment
2003 Volkswagen Passat Sedan (3B3) L4-1.8L Turbo (AWM)SECTION Control Module Identification And Equipment
Control module identification
The control module version is indicated when the VAG1551 Scan Tool (ST), VAG1552 Scan Tool (ST) or the VAS5051 tester is connected and the control module for engine electronics is selected.
Equipment
Engine Code AWM
System identification Motronic ME7.5
Emissions limits according to ULEV
EPC system Yes
On Board Diagnostic (OBD) OBD II
Output Diagnostic Test Mode (DTM) Yes
Type of data transfer to VAG1551/1552 Rapid data transfer
Control module coding VAG1551/1552
VAS5051 tester
DTC memory Permanent memory1)
Memory for adaptation values Temporary memory2)
Oxygen sensor control 2 sensors
Knock sensor control 2 knock sensors
Intake manifold change-over No
Camshaft adjustment Yes
Charge pressure regulation Yes
Secondary Air Injection (AIR) system Yes
1) Independent of voltage supply.
2) Values are lost when voltage supply is interrupted.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.