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B1390 Buick 6 engine code seems a kind of body problem, we try to show one by one the meaning and the solution.
Brief explanation of the B1390 Buick 6 code and definition of B1390 Buick 6 is the bottom side.
| b |
Body Code Problem is antilock brake system, electronic suspension and steering systems. |
| 1 | MFG - Manufacturer Specific |
| 3 | IC Module 4X Ref Circuit Intermittent, No Pulses |
| 9 | Crankshaft Position Sensor Circuit Performance |
| 0 | Transmission Engaged At High Throttle Angle |
MFG - Manufacturer Specific codes, which have a '1' as their second digit to indicate they are unique to a particular vehicle make or model. These special codes were deemed necessary by the vehicle manufacturers so they could provide additional diagnostic information beyond the basic list of generic OBD II codes for all kinds of faults, not just emissions-related faults.
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How To Fix B1390 Buick 6 ?
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. |
While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the B1390 code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools. When you see B1390 Buick 6 engine fault code on your engine code reader this description will help you.
| B Codes | List of all Body codes. |
Final Step: In the definitions listed below, there is a test drive recommended after you've completed any repairs to see if the condition is fixed. Before you take a test drive after a repair, always erase the B Code(s) first. This will turn the check engine light off and then you will know if the check engine light returns, you've got further diagnostics to complete.
BE CAREFUL !
This engine code information is presented for information purposes only. This is not intended as repair advice and we are not responsible for any actions you take on any vehicle.
