B0691 Engine Trouble Code
Meaning of B0691 engine trouble code is a kind of body trouble code and B0691 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,140 and you can't do it yourself unless you're an experienced mechanic.
B0691 Fault Symptoms :
If one of these reasons for B0691 code is occuring now you should check B0691 repair processes.
Now don't ask yourself; What should you do with B0691 code ?
The solution is here :
B0691 Possible Solution:
Gasoline engines use spark plugs to cause an explosion of fuel within the cylinder. In a properly timed engine, this explosion occurs at the proper moment to send the piston to the bottom of the cylinder and provide power to the drive shaft. If the plug wires are out of sequence, the explosion occurs at the wrong time. The improper timing of the explosion sometimes pushes the cylinder the wrong direction or interferes with the turning of the crank. As a result, the engine stutters or backfires, if it runs at all.
B0691 Code Meaning :
|OBD-II Diagnostic Body (B) Trouble Code For Engine||Intake Valve Control Solenoid Circuit Low||Fuel Temperature Sensor B Circuit Range/Performance||Crankshaft Position Sensor A Circuit Malfunction||Crankshaft Position Sensor A Circuit Low Input|
The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.
B0691 OBD-II Diagnostic Body (B) Trouble Code DescriptionB0691 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.
Main reason For B0691 CodeThe reason of B0691 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.
B0691 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.