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Code P1CC6

Quick reference

P1CC6 at a glance

Plain-language meaning
This code means that the car's computer thinks the temperature sensor in the battery charger is reading too high. It's like a thermometer that shows the wrong temperature.
Urgency
Moderate – While the vehicle may still operate, charging issues could lead to more significant problems if not addressed.
Difficulty
Moderate
System
Sensor Issue
Tools mentioned
OBD-II scanner, Multimeter, Basic hand tools

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

Laymans terms

This code means that the car's computer thinks the temperature sensor in the battery charger is reading too high. It's like a thermometer that shows the wrong temperature.

Explanation

The P1CC6 code is triggered when the battery charger control module detects a high voltage signal from the temperature sensor 'B', indicating an abnormally high temperature reading.

Technical description

The Battery Charger Control Module monitors the temperature of the battery charger through multiple sensors. Sensor 'B' is reporting a voltage that is higher than the expected range, which the module interprets as a high temperature. This could be due to a sensor malfunction, wiring issues, or actual high temperatures.

Symptoms

• Check engine light illuminated

• Battery charging issues

• Possible overheating of the battery charger

Common Causes

• Faulty temperature sensor 'B'

• Wiring issues such as short circuits or open circuits

• Faulty battery charger control module

Glossary

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

Multimeter: A tool used to measure electrical voltage, current, and resistance.

Diagnosis steps

• Use an OBD-II scanner to confirm the P1CC6 code.

• Inspect the wiring and connectors to the temperature sensor 'B'.

• Test the temperature sensor 'B' for proper operation.

Repair procedures

• Replace the faulty temperature sensor 'B'.

• Repair or replace damaged wiring or connectors.

• Replace the battery charger control module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Basic hand tools

Estimated repair cost

$100 - $300

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Volt

• Nissan Leaf

• Toyota Prius

Preventive measures

• Regular maintenance checks on the battery and charging system.

• Ensure proper ventilation and cooling of the battery charger.

• Inspect wiring and connectors regularly for signs of wear.

Error code type

Sensor Issue

User experience recommendations

• Do not ignore the check engine light.

• Have the vehicle inspected by a professional if unsure.

• Avoid using the vehicle's charging system until the issue is resolved.

Warranty information

Check with the vehicle manufacturer for warranty coverage on battery and charging system components.

Historical data

This code has been more common in electric and hybrid vehicles due to the complexity of their charging systems.

Urgency level

Moderate – While the vehicle may still operate, charging issues could lead to more significant problems if not addressed.

Testing conditions

• Vehicle in a safe, well-ventilated area.

• Battery charger connected and operational.

Component location

The temperature sensor 'B' is typically located within or near the battery charger assembly.

FAQs

Q: Can I drive my car with a P1CC6 code?
A: It's not recommended as it may lead to battery charging issues or overheating.

Q: How do I reset the P1CC6 code?
A: Fix the underlying issue first, then use an OBD-II scanner to clear the code.

Optional diagnostic gear

Tools that may help diagnose P1CC6

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.

Source: ezOBD2 diagnostic database
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