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P0134 Diagnostic Trouble Code Discussion for April 2006

Heated Oxygen Sensor (Bank 1 Sensor 1) Signal Remains At Center

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Trouble Ticket Help Requests for DTC P0134
Help Request Posted
1998 Volkswagen Beetle 2.0L Poor Idle Quality, Cuts out, Stall VIN: 3VWBB61C8W
P0134: bank 1 sensor 1 no activity detected. vehicle came in barley running. found the brake booster vaccum lines cracked. replaced them. found #1 spark plug wire shorting out. replaced plugs and wires. chk compression while i had the intake off and found compression was 175-180 psi on all cylinders. ohm...
April 14, 2006