P0D45 — Battery Charger 14 Volt Output Voltage Sensor Circuit High

What Does P0D45 Mean?

P0D45 is a diagnostic trouble code indicating: Battery Charger 14 Volt Output Voltage Sensor Circuit High. This code relates to the vehicle systems system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P0D45

⚠️ Check Engine Light (MIL) illuminated
⚠️ Battery Charger 14 Volt Output Voltage Sensor reading stuck at maximum value
⚠️ Related system operating erratically or in default mode
⚠️ System warning light illuminated

Common Causes

🔍 Short to voltage in Battery Charger 14 Volt Output Voltage Sensor wiring harness
🔍 Corroded or water-damaged Battery Charger 14 Volt Output Voltage Sensor connector
🔍 Faulty Battery Charger 14 Volt Output Voltage Sensor outputting maximum voltage
🔍 Damaged wiring rubbing against metal components
🔍 ECM/PCM internal fault (rare)

Frequently Asked Questions

What does P0D45 mean?

P0D45 indicates: Battery Charger 14 Volt Output Voltage Sensor Circuit High. The vehicle's computer has detected that the Battery Charger 14 Volt Output Voltage Sensor is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P0D45?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P0D45 for extended periods may cause additional problems.

How much does it cost to fix P0D45?

Repair costs for P0D45 typically range from $20 to $300, 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 and repair Battery Charger 14 Volt Output Voltage Sensor wiring for short to voltage
🔧 Clean or replace corroded Battery Charger 14 Volt Output Voltage Sensor connector
🔧 Replace faulty Battery Charger 14 Volt Output Voltage Sensor

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.

P0D45: Battery Charger 14 Volt Output Voltage Sensor Circuit High