Peugeot 203 P0138 Engine Trouble Code

Peugeot 203 P0138 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.

Peugeot 203 P0138 Code Meaning :

When you check Peugeot 203 car engine light came on code P0138 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P0138 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0138 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0138 OBD-II Trouble Code The Heated Oxygen Sensor 2 (HO2S) (Rear O2 Sensor), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. For optimum catalyst operation, the air fuel mixture P0138 code.

Reason For P0138 Code

The reason of P0138 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P0138 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.

P0137 Previous Engine Trouble Code For Peugeot 203

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