P1177 Engine Fault Code

Check Solution For P1177 OBD Code :

P1177 engine code seems a kind of powertrain problem, we try to show one by one the meaning and the solution.
Brief explanation of the P1177 code and definition of P1177 is the bottom side.

P1177 Meaning :

p Powertrain Code
Problem is related engine, transmission and emissions systems.
1 MFG - Manufacturer Specific
1 Transmission
7 Vehicle Speed Output Circuit
7 Cruise Inhibit Control Circuit

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 P1177 ?

The engine system, in conjuction with the engine control module (ECM)/powertrain control module (PCM), activates the P1177 code solenoid valve to control oil pressure to the engine mechanism that is installed in the valve system to switch valve timing between Low and High.If the engine solenoid valve has an open or short circuit, a DTC is stored.

P1177 Code Description:

The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue. When you see P1177 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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