P2511 OBD-II: ECM/PCM Power Relay Sense Circuit Intermittent
P2511 Severity
Should you fix P2511 yourself?
Identifying an OBD code is just the start of a complete diagnostic routine. Most trouble codes are caused by a sensor reporting a value that is out of range. Just replacing a sensor may not fix underlying issues. Be sure to understand the code, the part or system in your car that the code refers to, and the risks of delaying professional repair.
Proper diagnosis will save you time and money on unnecessary repairs.
Urgent codes indicate immediate action is necessary. These are urgent and significant malfunctions that can cause severe damage to the vehicle or harm the driver and passengers.
What causes OBD-II fault code P2511?
The PCM Power Relay supplies power to the engine control module (PCM). If the PCM detects a variance in voltage from the Power Relay, the PCM will set code P2511.
Need a P2511 diagnosis? Trust our experts.
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OBD II Fault Code
- OBD II P2511
OBD-II Code Hard or no start in cold weather is defined as a ECM/PCM Power Relay Sense Circuit Intermittent
The PCM Power Relay supplies power to the engine control module (PCM). If the PCM detects a variance in voltage from the Power Relay, the PCM will set code P2511.
Hard or no start in cold weather Symptoms
- Engine may not start
- Hard or no start in cold weather
Common Problems That Trigger the P2511 Code
- Powertrain Control Module (PCM) failure
- Powertrain Control Module (PCM) power relay failure
- Wiring issue
Ask our experts about P2511.
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