P1065 2005 Nissan Maxima Code - ECM Power Supply Circuit
Quick Answer
Battery voltage is supplied to the Engine Control Module (ECM) even when the ignition switch is turned OFF for the ECM memory function of the Diagnostic Trouble Code (DTC) memory, the air-fuel ratio feedback compensation value memory, the idle air volume learning value memory, etc. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness power supply circuit is open or shorted, Engine Control Module harness ground supply circuit is open or shorted. 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
- P1065 2005 Nissan Maxima indicates ECM Power Supply Circuit.
- Common causes
- Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness power supply circuit is open or shorted, Engine Control Module harness ground supply circuit is open or shorted.
- 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 P1065 2005 Nissan Maxima Description
What are the Possible Causes of the DTC P1065 2005 Nissan Maxima?
- Faulty Engine Control Module (ECM)
- Engine Control Module harness power supply circuit is open or shorted
- Engine Control Module harness ground supply circuit is open or shorted
How to Fix the DTC P1065 2005 Nissan Maxima?
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 P1065 2005 Nissan Maxima 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 P1065 2005 Nissan Maxima Code
1. What does the OBDII code P1065 mean on a 2005 Nissan Maxima?
P1065 indicates an issue with the ECM (Engine Control Module) power supply circuit, meaning the ECM is not receiving proper voltage.
2. What are the symptoms of code P1065 on a 2005 Nissan Maxima?
Common symptoms include engine stalling, failure to start, poor performance, or the check engine light illuminating.
3. What causes the P1065 code on a 2005 Nissan Maxima?
Potential causes include a faulty ECM relay, damaged wiring, corrosion on connectors, or a weak battery.
4. How is the P1065 code diagnosed on a 2005 Nissan Maxima?
A mechanic will inspect the ECM relay, check wiring for continuity, test the battery voltage, and ensure the ECM is receiving proper power.
5. Can a bad battery cause the P1065 code?
Yes, a weak or failing battery can cause insufficient voltage to the ECM, triggering the P1065 code.
6. How do you fix the P1065 code on a 2005 Nissan Maxima?
Repairs may involve replacing the ECM relay, repairing damaged wiring or connectors, cleaning corroded terminals, or replacing the battery if needed.
7. Is it safe to drive with the P1065 code on a 2005 Nissan Maxima?
Driving with this code is not recommended, as it may cause the engine to stall or fail to start, leading to unsafe conditions.
8. How much does it cost to repair the P1065 code on a 2005 Nissan Maxima?
Repair costs can vary, but replacing an ECM relay typically costs $50–$100, while more complex electrical repairs may cost more depending on labor.
9. Can the P1065 code on a 2005 Nissan Maxima clear itself?
No, the code will not clear itself until the underlying issue is resolved and the ECM power supply is restored.
10. What tools are needed to troubleshoot the P1065 code?
Common tools include a multimeter for voltage testing, an OBDII scanner, and basic hand tools for inspecting the relay and wiring.
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