Check P1197 Fault Code

When you check engine light came on code P1197 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P1197 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1197 Code Reason

Parts or components should not be replaced with reference to only a P1197 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.

P1197 Possible Fix :

The engine relies on the glow plugs to generate heat to help with the combustion cycle. Some engines only use the glow plugs when cold but others will allow the glow plugs to work when the ECU (vehicle's computer) needs them to be on to help with combustion. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold.

P1197 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1197 OBD-II Trouble Code Key Off Voltage Low is one of the definitions for the P1197; however your vehicles manufacturer may have a different definition for the P1197 code. Please check below for your specific make.

Reason For P1197 Code

The reason of P1197 OBD-II Fault Code Check is P1197 Key Off Voltage Low.

P1197 Solution:

The firing order is an important part of the overall design of the engine and is determined during the design of the engine to eliminate as much engine vibration as possible. If the firing order is changed or adjusted, the ignition from the spark plug is delivered at the wrong time and the engine functions poorly or does not run. The firing order for a particular engine is typically found in the repair manual specific to that model.

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