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C1690 Engine Trouble Code

Meaning of C1690 engine trouble code is a kind of chassis trouble code and C1690 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.

C1690 Fault Symptoms :

Check engine light comes on
Engine stalling or misfiring
Engine performance issues
Car not starting

If one of these reasons for C1690 code is occuring now you should check C1690 repair processes.
Now don't ask yourself; What should you do with C1690 code ?
The solution is here :

C1690 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.

C1690 Code Meaning :

C	1	6	9	0
OBD-II Diagnostic Chassis (C) Trouble Code For Engine	Fuel And Air Metering	Fuel Temperature Sensor B Circuit Range/Performance	Crankshaft Position Sensor A Circuit Malfunction	Shift Solenoid E Performance or Stuck Off

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.

C1690 OBD-II Diagnostic Chassis (C) Trouble Code Description

C1690 engine trouble code is about Shift Solenoid E Performance or Stuck Off.

Main reason For C1690 Code

The reason of C1690 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

C1690 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.

	Example: 0140