B0645 Light Car Company Rocket OBD Code

OBD/2 B0645 error code description and symptoms.

Catalytic converters must be warm before they can work properly. On a cold start the PCM provides a rich mixture to keep the cold engine running.
All that extra fuel goes into the catalytic converter. But the exhaust isn't very hot, because, ah, the engine is pretty cold. GM has employed several strategies to fire up the catalytic converter quicker and reduce cold start emissions. One way is to use a secondary air pump that pumps outside air directly into the catalytic converter.

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

B0645 Light Car Company Rocket Error Code Repair Process :

For variable cam timing solenoid b malfunction check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. B0645 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks variable cam timing solenoid b malfunction with your car's computers to find out exactly what's prompting the light to turn on.

Difficulty Level (Soso)

Repair Time (50 Min.)

Cost Prediction : $ 70-120

Common Causes of Light Car Company Rocket B0645 OBD2 Code

A common cause of code B0645 is the failure of Variable Cam Timing Solenoid B Malfunction, but there are several other possible causes as well, such as ;

• Dirty Oil
• Dirty Oil
• Incorrect Positive Crankcase Ventilation (PCV) hose connection
• Faulty front heated oxygen sensor

B0645 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.

B0645 code for other Light cars

You can view according B0645 DTC for your car model. We selected several models to see obd2 solutions click and view it.

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

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