Intake Camshaft Position Actuator Circuit/Open Bank 1

What this code means

The PCM detected a malfunction in the intake camshaft position actuator circuit for Bank 1. The VVT solenoid controls oil flow to the camshaft phaser.

Symptoms

• Check Engine Light
• Rough idle
• Reduced power
• Engine rattle on startup

Common causes

• Faulty VVT solenoid
• Low oil level or dirty oil
• Wiring issue
• Camshaft phaser failure

Diagnostic steps

1. Check engine oil level and condition
2. Test VVT solenoid resistance
3. Inspect wiring to solenoid
4. Command solenoid on/off with scan tool
5. Check oil pressure

Repair notes

Replace VVT solenoid or repair wiring. Ensure oil is clean and at proper level.

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