AutoCodes – Lincoln – P145E Lincoln

P145E Lincoln Code - PCV Heater Control 'B' Circuit

Quick Answer

The P145E code sets when the Powertrain Control Module (PCM) detects the actual Positive Crankcase Ventilation Heater Control (PCVHF) circuit voltage is less than or greater than the desired voltage. Common causes include Faulty Positive Crankcase Ventilation Heater Control (PCVHF), PCVHF harness is open or shorted, PCVHF electrical circuit poor 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
P145E Lincoln indicates PCV Heater Control 'B' Circuit.
Common causes
Common causes include Faulty Positive Crankcase Ventilation Heater Control (PCVHF), PCVHF harness is open or shorted, PCVHF electrical circuit poor 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.
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Code Popularity 3,407
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 01, 2019
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Code P145E Lincoln Description

The P145E code sets when the Powertrain Control Module (PCM) detects the actual Positive Crankcase Ventilation Heater Control (PCVHF) circuit voltage is less than or greater than the desired voltage.
OBDII Code P145E Lincoln - PCV Heater Control 'B' Circuit - AutoCodes.com
P145E Lincoln Code - PCV Heater Control 'B' Circuit

What are the Possible Causes of the DTC P145E Lincoln?

  • Faulty Positive Crankcase Ventilation Heater Control (PCVHF)
  • PCVHF harness is open or shorted
  • PCVHF electrical circuit poor connection

How to Fix the DTC P145E Lincoln?

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 P145E Lincoln 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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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P145E Lincoln Code

1. What does the OBDII code P145E mean for a Lincoln?

P145E refers to an issue with the PCV Heater Control 'B' Circuit, indicating a malfunction in the electrical control of the Positive Crankcase Ventilation (PCV) heater system.

2. What are the common symptoms of a P145E code on a Lincoln?

Common symptoms include an illuminated check engine light, reduced engine performance, rough idling, and potential fuel efficiency issues.

3. What causes the P145E code on a Lincoln vehicle?

The P145E code can be caused by a faulty PCV heater, damaged wiring or connectors in the PCV heater circuit, or a malfunctioning PCM (Powertrain Control Module).

4. How can I diagnose the P145E code on my Lincoln?

Diagnosis involves checking the PCV heater and its electrical connections for damage, testing the circuit for proper voltage, and using a multimeter to confirm continuity.

5. Can I drive my Lincoln with a P145E code?

Driving with a P145E code is not recommended, as it may cause increased emissions and lead to further engine or PCV system damage.

6. How do I fix the P145E code on my Lincoln?

Repairs may include replacing the PCV heater, repairing damaged wiring, cleaning corroded connectors, or reprogramming or replacing the PCM if necessary.

7. How much does it cost to repair a P145E code on a Lincoln?

Repair costs vary but generally range from $100 to $500, depending on whether the issue involves a simple wiring fix or component replacement.

8. Can a P145E code cause long-term damage to my Lincoln?

If left unresolved, the P145E code could lead to improper engine ventilation, increased emissions, and potential engine wear over time.

9. How do I prevent the P145E code from occurring again?

Regular maintenance, inspecting the PCV system, and ensuring wiring and connectors are in good condition can help prevent this code.

10. Will clearing the P145E code with a scanner resolve the issue?

Clearing the code may turn off the check engine light temporarily, but the underlying problem must be fixed to prevent the code from returning.

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