Cooling System Components Overview

2012 Volkswagen Golf R 4Motion (5K1) L4-2.0L Turbo (CRZA)SECTION Cooling System Components Overview






Engine Management System

Cooling System Components Overview


2.0L CCTA / CBFA and 2.5L CBTA / CBUA => [ 2.0L CCTA / CBFA and 2.5L CBTA / CBUA ]

2.0L CRZA => [ 2.0L CRZA ]

2.0L CJAA TDI => [ 2.0L CJAA TDI ]

After-Run Coolant Pump => [ After-Run Coolant Pump ]



2.0L CCTA / CBFA and 2.5L CBTA / CBUA







1 - Radiator fan -V7-
With Coolant Fan Control (FC) Control Module -J293-

6 - Engine Coolant Temperature (ECT) Sensor (on Radiator) -G83-
Located in the Expansion tank

14 - Radiator fan 2 -V177-



Radiator Identification Sensor






B - Radiator Identification Sensor -G611-


2.0L CRZA







2 - Engine coolant level sensor -G32- connector

10 - Coolant fan 2 -V177-

11 - Coolant fan -V7- with Coolant fan control module -J293-



2.0L CJAA TDI







5 - Engine Coolant Level (ECL) Sensor -G32- connector

12 - Right Coolant Fan -V35-



After-Run Coolant Pump







6 - After-Run Coolant Pump -V51-
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.