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Code P0022

Quick reference

P0022 at a glance

Plain-language meaning
This code means that the engine's computer thinks the timing of the camshaft on one side of the engine is not right. It's like when a clock's hands are set too far back, so it shows the wrong time.
Urgency
Moderate – It should be addressed soon to prevent further engine issues.
Difficulty
Moderate
System
Engine Performance
Tools mentioned
OBD-II scanner, Multimeter, Wrench set

This summary uses the existing diagnostic information shown in full below.

Laymans terms

This code means that the engine's computer thinks the timing of the camshaft on one side of the engine is not right. It's like when a clock's hands are set too far back, so it shows the wrong time.

Explanation

The P0022 code is triggered when the camshaft timing for Bank 2 is over-retarded, meaning it is delayed more than it should be.

Technical description

The camshaft timing is controlled by the engine's Variable Valve Timing (VVT) system. If the camshaft timing is too retarded (delayed) on Bank 2, the engine control module (ECM) will set the P0022 code.

Symptoms

• Check Engine Light is on

• Poor engine performance

• Rough idling

Common Causes

• Faulty camshaft position sensor

• VVT solenoid failure

• Oil flow issues to the VVT system

Glossary

Camshaft: A shaft in the engine that controls the opening and closing of the valves.

VVT: Variable Valve Timing, a system that optimizes engine performance.

Diagnosis steps

• Use an OBD-II scanner to confirm the P0022 code.

• Inspect the camshaft position sensor and wiring.

• Check the VVT solenoid and oil passages.

Repair procedures

• Replace the camshaft position sensor if faulty.

• Clean or replace the VVT solenoid.

• Ensure proper oil flow to the VVT system.

Tools required

• OBD-II scanner

• Multimeter

• Wrench set

Estimated repair cost

$150 - $500

Difficulty level

Moderate

Commonly affected vehicles

• Ford F-150

• Toyota Camry

• Chevrolet Silverado

Preventive measures

• Regular oil changes

• Use the correct oil type

• Routine engine maintenance

Error code type

Engine Performance

User experience recommendations

• Do not ignore the Check Engine Light.

• Seek professional diagnosis if unsure.

Warranty information

Check with the vehicle manufacturer for specific warranty coverage related to the engine and VVT system.

Historical data

The P0022 code has been commonly reported in vehicles with advanced VVT systems, especially as they age.

Urgency level

Moderate – It should be addressed soon to prevent further engine issues.

Testing conditions

• Engine at operating temperature

• Vehicle at idle

Component location

The camshaft position sensor and VVT solenoid are typically located near the top of the engine, on the side of Bank 2.

FAQs

Q: Can I drive with a P0022 code?
A: It's not recommended, as it can lead to poor engine performance and potential damage.

Q: What is Bank 2?
A: Bank 2 refers to the side of the engine that does not contain cylinder number 1.

Optional diagnostic gear

Tools that may help diagnose P0022

THINKCAR ThinkScan Bidirectional diagnostic tool illustration

High-End · Full-system diagnostics

THINKCAR ThinkScan Bidirectional

A full-system bidirectional platform aimed at advanced DIY users and professional diagnostic workflows.

Network faults often require full-system access instead of a generic code reader alone.

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Klein Tools MM325 diagnostic tool illustration

Universal · Digital multimeter

Klein Tools MM325

A solid entry-level multimeter for voltage, continuity, resistance, and basic electrical troubleshooting.

Helpful for checking voltage drops, grounds, and basic circuit health when modules are not communicating.

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WORKPRO Wiring Repair Kit diagnostic tool illustration

Universal · Wire connectors and repair kit

WORKPRO Wiring Repair Kit

Useful when diagnosis points toward damaged wiring, corroded terminals, or connector repairs.

Useful if diagnosis points toward damaged connectors, wiring, or terminal repairs.

View on Amazon

These are optional diagnostic tools, not guaranteed fixes. As an Amazon Associate I earn from qualifying purchases.

Source: ezOBD2 diagnostic database
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