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 MANUALSVOLKSWAGEN2012JETTA TDI, 4D SEDAN, STANDARD TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSELECTRICAL COMPONENT LOCATIONSELECTRICAL COMPONENT LOCATIONS -- JETTA SEDANCOMP. LOC.: VEHICLE FRONTENGINE2.0L SRE, CBPA FRONT
2012 Volkswagen Jetta TDI, 4D Sedan, Standard Trans
2.0L SRE, CBPA Front
2012 Volkswagen Jetta TDI, 4D Sedan, Standard TransSECTION 2.0L SRE, CBPA Front
- 1 - Camshaft position sensor -G40-
- 2 - Cylinder 1 fuel injector -N30-
- 3 - EVAP canister purge regulator valve 1 -N80-
- 4 - Cylinder 2 fuel injector -N31-
- 5 - Intake air temperature sensor -G42-
- 5 - Manifold absolute pressure sensor -G71-
- 6 - Cylinder 3 fuel injector -N32-
- 7 - Cylinder 4 fuel injector -N33-
- 8 - Engine coolant temperature sensor -G62-
- 9 - Engine control module -J623-
- 10 - Double connector -T2ex-
- 11 - Knock sensor 1 -G61-
- 12 - 4-pin connector -T4z-
- 13 - Ignition coil -N152-
- 14 - 14-pin connector -T14-
- 15 - 4-pin connector -T4t-
- 16 - Engine speed sensor -G28-
- 17 - Oil pressure switch -F1-
- 18 - 3-pin connector -T3ag-
- 19 - A/C compressor regulator valve -N280-
- 20 - Generator with voltage regulator -CX1-
- 21 - Generator with voltage regulator -CX1-
- 220 - Sensor ground connection (in engine compartment wiring harness)
- D95 - Injector connection (in engine compartment wiring harness)
- D101 - Connection 1 (in engine compartment wiring harness)
RENDER: 1.0x
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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.