Your Volkswagen Polo engine control system detects a problem, the computer stores the diagnostic trouble
code B0346 in its memory.
To figure out what is wrong with your vehicle you must first extract the B0346 DTC For Volkswagen Polo.
To solve B0346 Volkswagen Polo problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs
B0346 Volkswagen Polo DTC Meaning
Body Code - Problem is antilock brake system, electronic suspension and steering systems.
SAE - Generic
IC Module 4X Ref Circuit Intermittent, No Pulses
Control Module Throttle Actuator Position Performance
Transmission Control Module Reprogrammable Memory
If your vehicle failed a B0346 Volkswagen Polo test and the B0346 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses B0346 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look B0346 DTC For Volkswagen Polo: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.