P0219: Engine Overspeed Condition

P0219 means the engine RPM exceeded the manufacturer's maximum safe limit, known as the redline. This typically happens from an accidental or aggressive downshift, a transmission control fault, or a stuck throttle. The ECU logs this code to flag a potential engine damage event from over-revving.

P0219 is a electrical-related diagnostic trouble code classified as high severity. When your vehicle's ECU detects this condition, it stores P0219 and illuminates the check engine light.

If your vehicle has triggered P0219, you may notice one or more of these symptoms:

• Check engine light on
• Engine hit the rev limiter unexpectedly
• Transmission downshifted at high speed
• Possible engine noise after the event (valve train)
• Possible limp mode activation

Here are the most common causes of P0219, ranked by how likely they are to be the culprit:

Generally yes, for short-term driving. If the code was set during an accidental downshift, the engine may be fine. However, if it recurs during normal driving, have the transmission and engine inspected promptly as it may indicate a control fault.

Follow these steps to pinpoint the root cause of P0219:

1. Retrieve freeze frame data with a scan tool to determine the conditions when the code was set - check engine RPM, vehicle speed, gear position, and throttle position at the time of the event
2. Ask the driver about the circumstances. If the code was set during an intentional or accidental aggressive downshift, the code may be informational only. Clear it and monitor
3. If the code recurs during normal driving, check the crankshaft position sensor signal for erratic readings that could cause a false overspeed detection
4. Inspect the transmission for fault codes. On automatic transmissions, check for TCM faults that could cause unexpected downshifts at high speed
5. Check the throttle body and accelerator pedal position sensor for erratic signals that could cause unintended wide-open throttle

Repair costs for P0219 vary depending on the root cause and your vehicle. Here are typical estimates:

P0219 behaves differently depending on your vehicle. Select your car below for model-specific causes, known issues, and adjusted cost estimates:

These codes are often seen alongside P0219 or indicate related issues: