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Problem for Dodge 1999 Caravan
1999 Dodge Caravan with a code 23. What does that
Solution #1
posted on Nov 11, 2009
OBD-II Trouble Code Technical Description
A P0020-023 code refers to the VVT (variable valve timing) or VCT (variable camshaft timing) components and the car's PCM (powertrain control module). That consists of an oil control valve (OCV), also called a solenoid valve and other components. Basically the check engine light and associated P0020-023 trouble code means that the voltage in the circuit has fallen below a set limit for a specific amount of time (varies by make/model/engine). Bank 2 is the side of the engine that doesn't contain cylinder #1.
Causes…
A code P0020-023 may mean that one or more of the following has happened:
Some recommended troubleshooting and repair steps are:
A P0020-023 code refers to the VVT (variable valve timing) or VCT (variable camshaft timing) components and the car's PCM (powertrain control module). That consists of an oil control valve (OCV), also called a solenoid valve and other components. Basically the check engine light and associated P0020-023 trouble code means that the voltage in the circuit has fallen below a set limit for a specific amount of time (varies by make/model/engine). Bank 2 is the side of the engine that doesn't contain cylinder #1.
Causes…
A code P0020-023 may mean that one or more of the following has happened:
- Faulty oil control valve (OCV)
- Open or short in the VVT/VCT circuit
- Open or short in the OCV / solenoid valve
- Damaged computer (PCM)
Some recommended troubleshooting and repair steps are:
- Carefully inspect the Bank 2 VVT/VCT system circuit wiring and connectors, repair as required
- With a warm engine, test the operation of the OCV, replace/repair as needed
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