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 MANUALSVOLKSWAGEN2016TIGUAN R-LINE, AWDREPAIR AND DIAGNOSISELECTRICALMOTORS, SWITCHES, RELAYSOEM CONNECTOR END VIEWS -- TIGUANCONN. VIEWS: A/CCLIMATRONIC CONTROL MODULE -J25520-PIN CONNECTOR
2016 Volkswagen Tiguan R-Line, AWD
20-pin connector
2016 Volkswagen Tiguan R-Line, AWDSECTION 20-pin connector
20-pin connector -T20c-
| Cavity | Function |
|---|---|
| 1 | Sunlight photo sensor signal, right |
| 2 | High pressure sensor, PWM signal |
| 3 | Sunlight photo sensor signal, left |
| 4 | Air quality sensor, PWM signal |
| 5 | CAN High |
| 6 | CAN Low |
| 7 | ... |
| 8 | ... |
| 9 | Output, 5 volt photo sensor |
| 10 | Front seat heating control module, left |
| 11 | Front seat heating control module, right |
| 12 | ... |
| 13 | Left vent temperature sensor |
| 14 | Right vent temperature sensor |
| 15 | ... |
| 16 | ... |
| 17 | Signal ground |
| 18 | A/C compressor regulator valve, PWM signal |
| 19 | Ground (31), module |
| 20 | Battery power (30), module |
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.