On a Volkswagen, the heater control circuit bank is typically located within the engine compartment, integrated with the engine's wiring harness. It connects to the engine control unit (ECU) and is responsible for managing the heater elements in the engine's cooling system. For specific models, it may be positioned near the engine or close to the dashboard, depending on the vehicle's design. Always consult the vehicle's service manual for precise locations and wiring diagrams.
passenger side, before catalyst converter.
Trouble code P0141 means:O2 sensor heater circuit malfunction (Bank 1,sensor 2)
I have a 2000 VW Passat. I need to locate the Evaporative Emission system pure control valve circuit. Any info would be appreciated
Replace the climate control/fan circuit fuse.
Blower motor, resistor, wiring or control problem are common causes
P0139 02 Sensor Circuit Slow Response (Bank 1 Sensor 2)
Trouble code P0134 means: HO2S (Bank 1 Sensor 1) Circuit No Activity
No
The 1997 VW heater hose has swivel nuts on each end of the hose. Turn the swivel nuts to the left to remove the heater hose.
Trouble code P0343 means: Camshaft Position Sensor A Circuit High Input (Bank 1 or single sensor)
Trouble code P0134 means:O2 sensor circuit no activity detected (Bank 1 Sensor 1)
haven't seen a block heater on VW's