OBD2 code P0019: Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor B)
The engine control module checks whether the signal of the exhaust camshaft on bank 2 (sensor B) arrives at the expected crankshaft position, usually while the camshaft phaser is i
Detected Root Component
Powertrain Component
Observed Symptoms
- Check engine light on
- Long cranking or hard starting
- Rough idle and loss of power
- Chain rattle at cold start on chain-driven engines
- Risk of valve damage on interference engines if the timing has jumped
Possible Causes
- Timing chain stretched, or belt or chain jumped a tooth
- Camshaft phaser stuck at an end stop, oil control valve or oil pressure faulty
- Incorrect assembly after a belt or chain replacement
- Camshaft or crankshaft sensor signal disturbed
- Reluctor wheel on crankshaft or camshaft slipped
Tools Required
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Parts likely to be the cause (Moteur (général))
Moteur (général)
Photo d'illustration : Moteur (général)
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Frequently asked questions about code P0019
What does code P0019 mean? ▾
OBD2 code P0019: Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor B). The engine control module checks whether the signal of the exhaust camshaft on bank 2 (sensor B) arrives at the expected crankshaft position, usually while the camshaft phaser is i
What are the symptoms of code P0019? ▾
Code P0019 may cause: Check engine light on, Long cranking or hard starting, Rough idle and loss of power, Chain rattle at cold start on chain-driven engines. The intensity of these symptoms varies depending on the vehicle and driving conditions.
What causes code P0019? ▾
The most common causes of code P0019 are: Timing chain stretched, or belt or chain jumped a tooth, Camshaft phaser stuck at an end stop, oil control valve or oil pressure faulty, Incorrect assembly after a belt or chain replacement, Camshaft or crankshaft sensor signal disturbed. A proper OBD2 diagnostic will pinpoint the exact cause.
Is it serious to drive with code P0019? ▾
Code P0019 has moderate severity (Warning). Short-term driving remains possible, but a prompt check is recommended to prevent worsening.
How do I fix code P0019? ▾
Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Timing chain stretched, or belt or chain jumped a tooth, Camshaft phaser stuck at an end stop, oil control valve or oil pressure faulty, Incorrect assembly after a belt or chain replacement, Camshaft or crankshaft sensor signal disturbed. Difficulty: Medium · Estimated time: 30-60min.