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B2238 Engine Trouble Code

B2238 Engine

When you check engine light came on code B2238 the reason should be . However your vehicle's manufacturer may have a different definition for the B2238 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.

B2238 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.

B2238 Code Meaning :

B 2 2 3 8
OBD-II Diagnostic Body (B) Trouble Code For Engine Fuel And Air Metering (Injector Circuit Malfunctions Only) Ambient Air Temperature Sensor Circuit Low Cold Start Injector 1 Malfunction Timing Reference High Resolution Signal A Too Many Pulses

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.

B2238 OBD-II Diagnostic Body (B) Trouble Code Description

B2238 engine trouble code is about Timing Reference High Resolution Signal A Too Many Pulses.

Reason For B2238 Code

The reason of B2238 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.

B2238 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.