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Code P1319

Quick reference

P1319 at a glance

Plain-language meaning
This code means that the car's computer is having trouble with a sensor that helps it know the position of a part inside the engine. It's like if your game console couldn't find the controller.
Urgency
Moderate – While the car may still run, ignoring this issue can lead to more severe engine problems.
Difficulty
Moderate
System
Sensor Issue
Tools mentioned
OBD-II scanner, Multimeter, Socket set, Screwdriver set

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

Laymans terms

This code means that the car's computer is having trouble with a sensor that helps it know the position of a part inside the engine. It's like if your game console couldn't find the controller.

Explanation

The P1319 code indicates an issue with the signal duration from the camshaft position sensor 'B' during the initialization phase for Bank 1 of the engine.

Technical description

The camshaft position sensor 'B' is responsible for monitoring the position and rotational speed of the camshaft. This information is crucial for the engine control module (ECM) to manage the timing of fuel injection and ignition. When the ECM detects an abnormal signal duration from this sensor during the initialization phase, it triggers the P1319 code.

Symptoms

• Check Engine Light is on

• Engine may run rough

• Poor fuel economy

• Difficulty starting the engine

• Engine misfires

Common Causes

• Faulty camshaft position sensor

• Wiring issues such as shorts or open circuits

• Poor electrical connections

• ECM software issues

• Mechanical problems in the camshaft

Glossary

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

ECM: Engine Control Module, the computer that manages engine functions.

Diagnosis steps

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

• Inspect the camshaft position sensor and its wiring for damage.

• Check the electrical connections for corrosion or looseness.

• Test the sensor's signal with a multimeter.

• Inspect the camshaft for mechanical issues.

Repair procedures

• Replace the camshaft position sensor if faulty.

• Repair or replace damaged wiring or connectors.

• Update the ECM software if necessary.

• Address any mechanical issues with the camshaft.

Tools required

• OBD-II scanner

• Multimeter

• Socket set

• Screwdriver set

Estimated repair cost

$100 - $300

Difficulty level

Moderate

Commonly affected vehicles

• Ford Focus

• Mazda 3

• Toyota Camry

Preventive measures

• Regular maintenance checks

• Timely replacement of sensors

• Keeping electrical connections clean and secure

Error code type

Sensor Issue

User experience recommendations

• Have the issue diagnosed and repaired promptly to avoid further engine problems.

• Consider regular vehicle check-ups to prevent similar issues.

Warranty information

Check with your vehicle manufacturer as sensor issues may be covered under the powertrain warranty.

Historical data

This code has been associated with sensor failures and wiring issues in various vehicle models over the years.

Urgency level

Moderate – While the car may still run, ignoring this issue can lead to more severe engine problems.

Testing conditions

• Engine at operating temperature

• Vehicle parked and engine idling

Component location

The camshaft position sensor is typically located near the top of the engine, close to the camshaft.

FAQs

Q: Can I drive with a P1319 code?
A: It's not recommended to drive for long periods with this code, as it can lead to engine performance issues.

Q: How can I prevent this code from appearing again?
A: Regular maintenance and timely replacement of sensors can help prevent this issue.

Optional diagnostic gear

Tools that may help diagnose P1319

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.

View on Amazon
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.

View on Amazon
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.

Fitment matters

Commonly referenced parts for P1319

NGK Spark Plugs product illustration

Fitment Required · Vehicle-fitment part

NGK Spark Plugs

Commonly relevant for misfire, ignition-efficiency, and some drivability-related repairs.

Misfire and ignition-related faults commonly involve spark plugs as part of the repair path.

Check the correct plug type, gap, and engine application for your vehicle.

View options on Amazon
Delphi Ignition Coil product illustration

Fitment Required · Vehicle-fitment part

Delphi Ignition Coil

Relevant when the fault points toward ignition-coil performance or cylinder-specific ignition issues.

Some ignition faults involve coil performance or cylinder-specific coil problems.

Match the coil to your engine and confirm the failed component before ordering.

View options on Amazon

These parts may be related to this fault category, but a code by itself does not confirm exact fitment or guarantee that replacing a part will solve the problem.

Source: ezOBD2 diagnostic database
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