P058B — Battery Monitor Module Current Monitoring Performance

What Does P058B Mean?

P058B is a diagnostic trouble code indicating: Battery Monitor Module Current Monitoring Performance. This code relates to the vehicle speed and idle control system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P058B

⚠️ Check Engine Light (MIL) illuminated
⚠️ Battery Monitor Module Current Monitoring not meeting expected output
⚠️ Degraded performance of related system
⚠️ Erratic idle speed

Common Causes

🔍 Battery Monitor Module Current Monitoring degraded from age or contamination
🔍 Mechanical wear in Battery Monitor Module Current Monitoring or related parts
🔍 Restriction or blockage affecting Battery Monitor Module Current Monitoring
🔍 Calibration drift in Battery Monitor Module Current Monitoring

Frequently Asked Questions

What does P058B mean?

P058B indicates: Battery Monitor Module Current Monitoring Performance. The vehicle's computer has detected that the Battery Monitor Module Current Monitoring is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P058B?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P058B for extended periods may cause additional problems.

How much does it cost to fix P058B?

Repair costs for P058B typically range from $50 to $400, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect Battery Monitor Module Current Monitoring for contamination or wear
🔧 Replace Battery Monitor Module Current Monitoring
🔧 Address any related mechanical faults

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P058B: Battery Monitor Module Current Monitoring Performance