B1007Body / Restraints

Control Module Internal Performance

B1007 indicates an internal performance fault within a control module. The module is functioning but detected performance that is out of expected limits.

🚗 Use caution. An internal module performance fault should be diagnosed, especially if it affects safety systems.

MEDIUM

severity

🎯 Top Causes, Ranked by Likelihood

#1Internal module performance degradation$200-$800

35%

The module works but performs outside expected limits.

#2Poor power or ground to the module$50-$300

30%

Voltage or ground problems affect module performance.

#3Software or configuration issue$100-$400

20%

Outdated software can cause performance faults.

#4Wiring or connector problems$50-$300

15%

Poor connections degrade module performance.

🩺 Common Symptoms

System warning light
Reduced feature performance
Related fault codes
Intermittent faults

💰 Repair Cost: DIY vs Shop

DIY Cost

$50-$300

Shop Cost

$150-$800

📋 Free OBD2 Code Cheat Sheet

The 50 most common codes with likely cause and DIY fix cost. Sent once, no spam.

🔧 How to Diagnose B1007

1Identify which module set the code

2Verify power and grounds to the module

3Check for software updates

4Inspect wiring and connectors, then retest

❓ Frequently Asked Questions

Can I drive with B1007?

Use caution. Diagnose it soon, especially if the module handles a safety system.

What does internal performance mean?

The module operates but detected its own performance is outside the expected range.

What causes B1007?

Internal module degradation, power and ground problems, software issues, or wiring faults.

🔗 Related Codes

B1000B1004B1009B1015