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B1987 Engine Trouble Code

Meaning of B1987 engine trouble code is : B1987 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 $2,000 and you can't do it yourself unless you're an experienced mechanic.

B1987 Possible Solution:

B1987 Engine

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.

B1987 Code Meaning :

B 1 9 8 7
OBD-II Diagnostic Body (B) Trouble Code For Engine Fuel And Air Metering Injector Circuit Malfunction - Cylinders Ignition/Distributor Engine Speed Input Circuit Malfunction Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

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.

B1987 OBD-II Diagnostic Body (B) Trouble Code Description

B1987 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.

Reason For B1987 Code

The reason of B1987 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.

B1987 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.