P1379 Engine Fault Code

Check Solution For P1379 OBD Code :

P1379 engine code seems a kind of powertrain problem, we try to show one by one the meaning and the solution.
Brief explanation of the P1379 code and definition of P1379 is the bottom side.

P1379 Meaning :

p Powertrain Code
Problem is related engine, transmission and emissions systems.
1 MFG - Manufacturer Specific
3 IC Module 4X Ref Circuit Intermittent, No Pulses
7 Vehicle Speed Output Circuit
9 Kick-Down Switch Failed Short

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.

How To Fix P1379 ?

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 P1379 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.

P1379 Code Description:

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. When you see P1379 engine fault code on your engine code reader this description will help you.

P Codes List of all Powertrain 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 P 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.

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