P1607 Infiniti Code - VVEL Control Module
Quick Answer
The Variable Valve Event and Lift (VVEL) Control Module consists of a microcomputer and connectors for signal input and output and for power supply. Common causes include Faulty Variable Valve Event and Lift (VVEL) Control Module, VVEL Control Module harness is open or shorted, VVEL 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
- P1607 Infiniti indicates VVEL Control Module.
- Common causes
- Common causes include Faulty Variable Valve Event and Lift (VVEL) Control Module, VVEL Control Module harness is open or shorted, VVEL 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 P1607 Infiniti Description
What are the Possible Causes of the DTC P1607 Infiniti?
- Faulty Variable Valve Event and Lift (VVEL) Control Module
- VVEL Control Module harness is open or shorted
- VVEL Control Module circuit poor electrical connection
How to Fix the DTC P1607 Infiniti?
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 P1607 Infiniti 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 P1607 Infiniti Code
1. What does the OBDII code P1607 mean on an Infiniti?
P1607 indicates a malfunction in the VVEL (Variable Valve Event and Lift) Control Module, which manages the variable valve timing and lift system for optimal engine performance.
2. What are the common symptoms of code P1607 in an Infiniti?
Symptoms may include poor engine performance, rough idling, reduced fuel efficiency, difficulty starting the engine, and the Check Engine Light being illuminated.
3. What causes the P1607 code in an Infiniti?
The code can be caused by a faulty VVEL Control Module, damaged wiring or connectors in the VVEL system, low battery voltage, or a problem with the ECM (Engine Control Module).
4. Can I drive my Infiniti with a P1607 code?
While the vehicle may still be drivable, it’s not recommended due to potential engine performance issues and the risk of further damage to the VVEL system.
5. How is the P1607 code diagnosed in an Infiniti?
A mechanic will use a scan tool to read the code, inspect the VVEL module and wiring for damage or corrosion, check the battery voltage, and possibly perform advanced tests on the VVEL Control Module and ECM.
6. How do you fix the P1607 code on an Infiniti?
Repairs may involve replacing the VVEL Control Module, repairing damaged wiring or connectors, updating the ECM software, or addressing battery voltage issues.
7. Does the P1607 code always mean the VVEL Control Module is faulty?
No, the code can also be triggered by issues such as a poor electrical connection, software glitches, or other related components.
8. How much does it cost to repair the P1607 code in an Infiniti?
Repair costs can vary widely, but replacing the VVEL Control Module may cost between $1,000 and $2,500, depending on parts and labor rates.
9. Can a weak battery cause the P1607 code in an Infiniti?
Yes, a weak or low-voltage battery can cause communication issues with the VVEL Control Module, potentially triggering the P1607 code.
10. Is it necessary to reprogram the ECM after fixing the P1607 code?
In some cases, reprogramming or updating the ECM software may be required to ensure proper communication with the VVEL Control Module after repairs.
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