Pontiac Firehawk P18A4 Engine Trouble Code

Pontiac Firehawk P18A4 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. Taking your car into a shop will cost you around $200 depending on the car. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you should get this fixed right away.

Pontiac Firehawk P18A4 Code Meaning :

When you check Pontiac Firehawk car engine light came on code P18A4 the reason should be . However manufacturer may have a different definition for the P18A4 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P18A4 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P18A4 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For P18A4 Code

The reason of P18A4 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P18A4 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

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