P1F44 Chevrolet Code - Hybrid/EV Electronics Coolant Pump Enable Circuit Low Voltage
Quick Answer
The hybrid/EV electronics coolant pump circulates coolant through the power electronics coolant radiator, hybrid/EV powertrain control module 1 and the battery charger to control the temperature of the hybrid/EV powertrain control module 1 and the battery charger. Common causes include Faulty Hybrid/EV Electronics Coolant Pump, Hybrid/EV Electronics Coolant Pump harness is open or shorted, Hybrid/EV Electronics Coolant Pump circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1F44 Chevrolet indicates Hybrid/EV Electronics Coolant Pump Enable Circuit Low Voltage.
- Common causes
- Common causes include Faulty Hybrid/EV Electronics Coolant Pump, Hybrid/EV Electronics Coolant Pump harness is open or shorted, Hybrid/EV Electronics Coolant Pump circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P1F44 Chevrolet Description
What are the Possible Causes of the DTC P1F44 Chevrolet?
- Faulty Hybrid/EV Electronics Coolant Pump
- Hybrid/EV Electronics Coolant Pump harness is open or shorted
- Hybrid/EV Electronics Coolant Pump circuit poor electrical connection
How to Fix the DTC P1F44 Chevrolet?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1F44 Chevrolet code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P1F44 Chevrolet Code
1. What does code P1F44 mean on a Chevrolet?
Code P1F44 indicates a "Hybrid/EV Electronics Coolant Pump Enable Circuit Low Voltage," meaning the control module has detected an issue with the voltage in the electronics coolant pump circuit.
2. What are the symptoms of code P1F44 in a Chevrolet?
Common symptoms include an illuminated check engine light, reduced hybrid/EV performance, overheating of electronic components, or unusual noises from the coolant pump.
3. What causes the P1F44 code to appear on a Chevrolet?
Possible causes include a faulty electronics coolant pump, damaged wiring or connectors in the pump circuit, a blown fuse, or a malfunctioning control module.
4. Can I drive my Chevrolet with a P1F44 code?
It’s not recommended to drive with this code for an extended period, as it could lead to overheating of hybrid/EV electronics, potentially causing more severe damage.
5. How is the P1F44 code diagnosed on a Chevrolet?
A technician will use a scan tool to verify the code, inspect the electronics coolant pump and its circuit for faults, check for proper voltage, and test the pump’s operation.
6. How do you fix a P1F44 code on a Chevrolet?
Repairs may include replacing the electronics coolant pump, repairing or replacing damaged wiring or connectors, replacing a blown fuse, or reprogramming or replacing the control module if necessary.
7. What tools are needed to troubleshoot P1F44 in a Chevrolet?
Troubleshooting requires an OBDII scanner, a multimeter for voltage testing, and sometimes a wiring diagram to trace the circuit.
8. Can a weak battery cause the P1F44 code on a Chevrolet?
Yes, a weak or failing 12V battery can cause low voltage in the circuit, potentially triggering the P1F44 code.
9. How much does it cost to fix a P1F44 code on a Chevrolet?
Repair costs vary but typically range from $150 to $500, depending on whether the issue involves replacing the pump, repairing wiring, or addressing other circuit-related problems.
10. Is the electronics coolant pump the same as the engine coolant pump?
No, the electronics coolant pump is specifically designed to cool hybrid/EV electronic components, while the engine coolant pump cools the internal combustion engine.
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