← View Generic P0604 Guide
Severity: High
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Vehicle-Specific Guide
This guide is customized for your 2014 Nissan SENTRA
P0604: Internal Control Module Random Access Memory Error
on 2014 Nissan SENTRA
Fix Cost
$200 - $1500
Parts & Labor
Difficulty
5/5
2-4 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2014 Nissan
SENTRA
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Important for 2014 Nissan SENTRA Owners
Before starting repairs, verify which engine your 2014 Nissan SENTRA has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does P0604 Mean on 2014 Nissan SENTRA?
The engine control module has detected an error in its random access memory (RAM).
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Symptoms
- • Check engine light
- • erratic engine operation
- • intermittent stalling
- • poor performance
- • system malfunctions.
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Common Causes
- • Faulty engine control module
- • power supply problems
- • electromagnetic interference
- • overheating of ECM.
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How to Fix P0604 on 2014 Nissan SENTRA
Replace engine control module, check power supply stability, shield from interference, ensure proper ECM cooling.
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Need Maintenance Info for Your SENTRA?
Get oil capacity, filter specs, and torque settings for your specific 2014 Nissan SENTRA.
View 2014 Nissan SENTRA SpecsParts for 2014 Nissan SENTRA
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with P0604
P0602
Sequential Code
Control Module Programming Error
High
P0603
Sequential Code
Internal Control Module Keep Alive Memory Error
Medium
P0605
Sequential Code
P0605: Engine Control Module (ECM) Output Circuit Malfunction
High
P0606
Sequential Code
P0606: Engine Control Module (ECM) Output Circuit Malfunction
Medium
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system