P103E 2014 Chevrolet Silverado Code - Auxiliary Coolant Pump Control Signal Message Counter Incorrect
Quick Answer
Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Auxiliary Coolant Pump Control Module, Auxiliary Coolant Pump Control Module harness is open or shorted, Auxiliary Coolant Pump Control Module 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
- P103E 2014 Chevrolet Silverado indicates Auxiliary Coolant Pump Control Signal Message Counter Incorrect.
- Common causes
- Common causes include Faulty Auxiliary Coolant Pump Control Module, Auxiliary Coolant Pump Control Module harness is open or shorted, Auxiliary Coolant Pump Control Module 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 P103E 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC P103E 2014 Chevrolet Silverado?
- Faulty Auxiliary Coolant Pump Control Module
- Auxiliary Coolant Pump Control Module harness is open or shorted
- Auxiliary Coolant Pump Control Module circuit poor electrical connection
How to Fix the DTC P103E 2014 Chevrolet Silverado?
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 P103E 2014 Chevrolet Silverado 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 P103E 2014 Chevrolet Silverado Code
1. What does the OBDII code P103E mean on a 2014 Chevrolet Silverado?
The P103E code indicates an issue with the auxiliary coolant pump control signal, specifically that the message counter is incorrect or out of expected range.
2. What are the common symptoms of the P103E code?
Symptoms may include an illuminated check engine light, reduced engine cooling performance, or overheating in extreme cases.
3. What causes the P103E code to appear?
The code can be triggered by a faulty auxiliary coolant pump, damaged wiring, poor electrical connections, or a malfunction in the engine control module (ECM).
4. Can I drive my 2014 Chevrolet Silverado with the P103E code?
Driving with this code is not recommended, as it may lead to engine overheating or further damage if the auxiliary cooling system is not functioning correctly.
5. How do I diagnose the P103E code?
Start by scanning for additional codes, inspecting the auxiliary coolant pump wiring and connectors for damage, and testing the pump for proper operation.
6. How can I fix the P103E code on my Silverado?
Repairs may include replacing the auxiliary coolant pump, repairing damaged wiring, or reprogramming or replacing the ECM if necessary.
7. Is the P103E code related to the main coolant system?
Yes, the auxiliary coolant pump is part of the cooling system, designed to manage coolant flow, typically in turbocharged or high-performance setups.
8. What tools are needed to troubleshoot the P103E code?
You’ll need a diagnostic scanner, a multimeter, and potentially a wiring diagram for the auxiliary coolant pump system.
9. How much does it cost to repair the P103E code?
Repair costs can vary, but replacing the auxiliary coolant pump typically ranges from $200 to $500, depending on parts and labor.
10. Can a software issue cause the P103E code?
Yes, a software glitch in the ECM or BCM (Body Control Module) could potentially cause the code and may require a software update or reprogramming.
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