P1B1C

DTC P1B1C, sometimes indicated as P1B1C00 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the causing p1b1c.

DTC Trouble Code Search

Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

A011524 2040491- - ENGINE AND ENGINE COOLING
AUDI: The mil is on. "coolant system: fault turn off engine" and the coolant symbol appears in the information panel. Dtc P1B1C00 is stored in the ecm.
A011656 2040491- - ENGINE AND ENGINE COOLING
AUDI: The technical service bulletin is in regards to the mil being on due to dtc P1B1C00 (coolant pump mechanical malfunction) being stored in the ecm. "coolant system: fault turn off engine" and the coolant symbol appear in the information pane
A011652 2040491- - ELECTRICAL SYSTEM:SOFTWARE
AUDI: Mil on (dtc P1B1C); message in information panel: "coolant system: fault turn off engine" the condition is caused either a defect with the thermostat (in model year 2012 and 2013 vehicles) or the diagnostic software is incorrectly displayi