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P0170

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P0170 OBD-II Trouble Code: Fuel Trim Malfunction (Bank 1)
P0170 code definition Fuel Trim Malfunction (Bank 1) What the P0170 code means The P0170 code means that the powertrain control module...

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Spark Plugs Replacement cause P0170 and P0173?

Hello, thank you for using our service and writing in. The fuel trim codes you are pulling are more likely to pertain to the ignition coil than the spark plugs. However these codes are also associated with the mass airflow...

P0170 and P0173 codes. Mercedes-Benz w203 V6 C230 2006 year sport-sedan

You're right to check for vacuum leaks. Low fuel pressure could also be a problem. P0170 and 173 refer to fuel trim on bank one and bank two. The ECU has detected that the engine is running lean, and is...

Code P0170

Hi, thanks for writing in. The OBD-II Error Code P-0170 (https://www.yourmechanic.com/article/p0170-obd-ii-trouble-code-fuel-trim-malfunction-bank-1-by-andrew-quinn) indicates that the powertrain control module is detecting a fuel trim that is outside the range of specification set by the vehicle’s manufacturer. This can mean a negative fuel...

Startup issus, error codes

Those codes: P0170 (https://www.yourmechanic.com/article/p0170-obd-ii-trouble-code-fuel-trim-malfunction-bank-1-by-andrew-quinn), P0173 (https://www.yourmechanic.com/article/p0173-obd-ii-trouble-code-fuel-trim-malfunction-bank-2-by-blake-griffin), and P0335 (https://www.yourmechanic.com/article/p0335-obd-ii-trouble-code-crankshaft-position-sensor-a-circuit-malfunction-by-spencer-clayton) are indicating that the airflow coming in that is read by the MAF sensor to set up fuel injection timing does not match what the oxygen sensors are reading based on...

My 98 accord keeps giving me system too rich , i changed the o2 sensors both of them , the map sensor, the distributer , spark plu

P0172 (https://www.yourmechanic.com/article/p0172-obd-ii-trouble-code-system-too-rich-bank-1-by-blake-griffin) means too much fuel or, conversely, too little air, is being supplied and thus the air fuel ratio is sub-optimal. Other causes of this code setting, that are not reflected in your list, include a dirty mass air...

P0170 and P0173, I have changed the MAF and Both sensors. Now my car does not start.

P0170 and 173 indicate that your fuel mixture is off. The ECU tries to compensate, but the error is so large that it cant make the correction. It can be caused by a Mass Air Flow sensor, but there could...

the check engine light appears and it gives us the code P0170

The P0170 trouble code (https://www.yourmechanic.com/article/p0170-obd-ii-trouble-code-fuel-trim-malfunction-bank-1-by-andrew-quinn) does not necessarily go with your vehicle, but it indicates fuel control problems. I recommend the following: Have the fuel pressure tested to see if it is too low or high. Make sure that the...

Check Engine code P0170

Hi there. I see you've replaced the recommended parts that supplement the error code. Another reason why your vehicle maybe not be receiving sufficient fuel is because of a clogged or obstructed fuel filter and pump. When your vehicle gets...

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