P210D: Throttle Actuator B Control Motor Circuit High

Severity

Medium

System

Powertrain

Last reviewed: Jan 1, 0001 Last updated: Jan 1, 0001

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P210D Mean?

P210D is a diagnostic trouble code indicating: Throttle Actuator B Control Motor Circuit High. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P210D

⚠️ Check Engine Light (MIL) illuminated
⚠️ Throttle Actuator B Control Motor reading stuck at maximum value
⚠️ Related system operating erratically or in default mode
⚠️ Reduced engine performance

Common Causes

🔍 Short to voltage in Throttle Actuator B Control Motor wiring harness
🔍 Corroded or water-damaged Throttle Actuator B Control Motor connector
🔍 Faulty Throttle Actuator B Control Motor outputting maximum voltage
🔍 Damaged wiring rubbing against metal components
🔍 ECM/PCM internal fault (rare)

Frequently Asked Questions

What does P210D mean?

P210D indicates: Throttle Actuator B Control Motor Circuit High. The vehicle's computer has detected that the Throttle Actuator B Control Motor is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P210D?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P210D for extended periods may cause additional problems.

How much does it cost to fix P210D?

Repair costs for P210D 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 Throttle Actuator B Control Motor wiring for short to voltage
🔧 Clean or replace corroded Throttle Actuator B Control Motor connector
🔧 Replace faulty Throttle Actuator B Control Motor

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.

Related Codes

B0120 Fluid Reservoir Level Sensor E B0121 Fluid Reservoir Level Sensor F B0122 Pedestrian Alert Speaker A B0123 Pedestrian Alert Speaker B B0124 Night Vision Camera B0125 Night Vision Control Module B0126 Driver Monitoring Camera B0127 DC/AC Converter A High Voltage Power Outlet “A” Circuit/Open