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Code P2806

Quick reference

P2806 at a glance

Plain-language meaning
The car's computer thinks the gear shifter isn't lined up right with the gears. It's like if you tried to put a toy car in 'drive' but it got stuck between 'drive' and 'reverse'.
Urgency
Moderate – Should be addressed soon to avoid transmission damage.
Difficulty
Moderate
System
Sensor Issue
Tools mentioned
OBD-II scanner, Multimeter, Wrench set

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

Laymans terms

The car's computer thinks the gear shifter isn't lined up right with the gears. It's like if you tried to put a toy car in 'drive' but it got stuck between 'drive' and 'reverse'.

Explanation

The transmission range sensor tells the car's computer what gear the transmission is in. If it's not aligned properly, the computer gets confused about the gear position.

Technical description

The P2806 code indicates a problem with the alignment of the transmission range sensor. This sensor helps the vehicle's computer determine the current gear selection. Misalignment can lead to incorrect gear readings and transmission issues.

Symptoms

• Check Engine Light is on

• Transmission not shifting correctly

• Vehicle may not start

Common Causes

• Misaligned transmission range sensor

• Faulty transmission range sensor

• Damaged wiring or connectors

Glossary

Transmission Range Sensor: A sensor that detects the position of the gear selector.

OBD-II: On-Board Diagnostics, a standardized system in vehicles for self-diagnosis and reporting.

Diagnosis steps

• Check for any other related codes

• Inspect the transmission range sensor for alignment

• Test the wiring and connectors for continuity

Repair procedures

• Realign the transmission range sensor

• Replace the faulty sensor if necessary

• Repair or replace damaged wiring or connectors

Tools required

• OBD-II scanner

• Multimeter

• Wrench set

Estimated repair cost

$150 - $400

Difficulty level

Moderate

Commonly affected vehicles

• Toyota Camry

• Honda Accord

• Ford F-150

Preventive measures

• Regular transmission maintenance

• Ensure proper installation of transmission components

• Avoid harsh driving conditions

Error code type

Sensor Issue

User experience recommendations

• Do not ignore the Check Engine Light

• Have the vehicle inspected by a professional

• Avoid driving if the transmission is not shifting properly

Warranty information

Check with your vehicle manufacturer for warranty coverage on transmission components.

Historical data

This code has been associated with alignment issues in vehicles with automatic transmissions, particularly in models with electronic gear selectors.

Urgency level

Moderate – Should be addressed soon to avoid transmission damage.

Testing conditions

• Vehicle in park or neutral

• Engine running

Component location

The transmission range sensor is typically located on the side of the transmission.

FAQs

Q: Can I drive with a P2806 code?
A: It's not recommended, as it may cause transmission issues or unsafe driving conditions.

Q: How do I reset the P2806 code?
A: After repairs, use an OBD-II scanner to clear the code, but ensure the issue is resolved first.

Optional diagnostic gear

Tools that may help diagnose P2806

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.

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.

Source: ezOBD2 diagnostic database
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