B0422 Alvis 4.3 Litre OBD Code

OBD/2 B0422 error code description and symptoms.

HO2S Sensor Circuit Malfunction (HO2S-11) During testing the HO2S Heaters are checked for opens/shorts and excessive current draw.
The test fails when current draw exceeds a calibrated limit and/or an open or short is detected. Short to VPWR in harness or HO2S. Water in harness connector. Open VPWR circuit. Open GND circuit. Low battery voltage. Corrosion or poor mating terminals and wiring Damaged HO2S heater. Damaged PCM.

On some transmissions, such as automated manual transmissions or automatic transmissions with manual mode, the GSP switch lets the TCM know whether or not the driver has selected automatic or manual function. On manual transmissions, the GSP switch informs the TCM which gear the driver is selecting, and may function as a neutral safety switch, depending on system design. The TCM also uses the gate select position switch to monitor transmission operation. For example, if the driver selects manual mode and selects 3rd gear on an automatic transmission, the TCM may monitor speed sensors to detect clutch and brake slippage.

B0422 Alvis 4.3 Litre Error Code Repair Process :

The scent may B0422 signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such B0422, so if the inside of your car iat - b sensor intermittent as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

Common Causes of Alvis 4.3 Litre B0422 OBD2 Code

A common cause of code B0422 is the failure of IAT - B Sensor Intermittent, but there are several other possible causes as well, such as ;

Exhaust tube
Faulty spark plug (s)
Fuel tank leaking
Improper ignition timing

B0422 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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B0422 Alvis 4.3 Litre OBD Code

B0422 Alvis 4.3 Litre Error Code Repair Process :

Common Causes of Alvis 4.3 Litre B0422 OBD2 Code

B0422 code for other Alvis cars