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 MANUALSVOLKSWAGEN2012CC 4MOTION (357) V6-3.6L (CNNA)REPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGRELAYS AND MODULES - HVACCONTROL MODULE HVACDIAGRAMSCLIMATRONIC CONTROL MODULE J255 PIN ASSIGNMENTCLIMATRONIC CONTROL MODULE J255 PIN ASSIGNMENT, CLIMATIC THROUGH 27 MAY 2011 FOR PASSAT CC FROM MY 09 AND CC MY 10
2012 Volkswagen CC 4Motion (357) V6-3.6L (CNNA)
Climatronic Control Module J255 Pin Assignment, Climatic through 27 May 2011 for Passat CC from MY 09 and CC MY 10
2012 Volkswagen CC 4Motion (357) V6-3.6L (CNNA)SECTION Climatronic Control Module J255 Pin Assignment, Climatic through 27 May 2011 for Passat CC from MY 09 and CC MY 10
Climatronic Control Module J255 Pin Assignment, Climatic through 27 May 2011 for Passat CC from MY 09 and CC MY 10
Special tools, testers and auxiliary items required
• Test Box (V.A.G 1598/42)
• Adapter Cable (V.A.G 1598/47)
• Template (V.A.G 1598/47-2)
20-pin Connector, T20b
3 Center Outlet Temperature Sensor (G191)
5 High Pressure Sensor (G65)
7 CAN bus low
8 CAN bus high
12 Right seat heater (optional)
13 Left seat heater (optional)
15 Terminal 75 seat heater (optional)
16 A/C Compressor Regulator Valve (N280)
18 Center Outlet Temperature Sensor (G191)
19 Terminal 30A
20 Terminal 31
16-pin Harness Connector, T16j
1 Temperature Regulator Door Motor (V68) , warm
2 Evaporator Temperature Sensor (G308)
3 Air Distribution Door Motor Position Sensor (G645)
4 Footwell Outlet Temperature Sensor (G192)
5 Temperature Regulator Door Motor Position Sensor (G92)
7 + 5 V for Temperature Regulator Door Motor Position Sensor (G92) and Air Distribution Flap Motor Position Sensor (G645)
8 Ground for the Footwell Vent Temperature Sensor (G192) , Front Air Distribution Door Motor Position Sensor (G92) , Evaporator Temperature Sensor (G308) and Air Distribution Door Motor Position Sensor (G645)
9 Fresh/Recirculating Air Door Motor (V154) , open
10 Fresh/Recirculating Air Door Motor (V154) , closed
11 Temperature Regulator Door Motor (V68) , cold
12 Air Distribution Door Motor (V428) , open
13 Air Distribution Door Motor (V428) , closed
5-pin harness Connector T5r
1 3rd Blower Speed
2 2nd Blower Speed
3 1st Blower speed
4 4th Blower Speed
5 Terminal X
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.