← View Generic P0128 Guide Severity: Low
🚗 Vehicle-Specific Guide

This guide is customized for your 2004 Nissan MURANO

P0128: Coolant Thermostat Coolant Temperature Below Regulating Temperature

on 2004 Nissan MURANO

Fix Cost
$20 - $150
Parts & Labor
Difficulty
2/5
1-2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
2004 Nissan
MURANO
⚠️

Important for 2004 Nissan MURANO Owners

Before starting repairs, verify which engine your 2004 Nissan MURANO has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0128 Mean on 2004 Nissan MURANO?

The engine is not reaching proper operating temperature within the expected time frame, usually due to a thermostat stuck open.
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Symptoms

  • • Poor heater performance
  • • increased fuel consumption
  • • slow engine warm-up
  • • temperature gauge reading low
  • • check engine light.
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Common Causes

  • • Thermostat stuck open
  • • faulty coolant temperature sensor
  • • low coolant level
  • • air in cooling system
  • • faulty radiator fan relay.
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How to Fix P0128 on 2004 Nissan MURANO

Replace thermostat, check coolant temperature sensor, top off coolant and bleed air from system, test radiator fan operation.

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Need Maintenance Info for Your MURANO?

Get oil capacity, filter specs, and torque settings for your specific 2004 Nissan MURANO.

View 2004 Nissan MURANO Specs

Parts for 2004 Nissan MURANO

MAF Sensor Shop ↗ Air Filter Shop ↗ Vacuum Hoses Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2004 Nissan MURANO

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Related Diagnostic Codes

Other codes that may appear with P0128

P0126 Sequential Code

P0126: Fuel Pressure Regulator Circuit Malfunction

Medium
P0127 Sequential Code

P0127: Fuel Pressure Regulator Control Circuit Low Input

Medium
P0129 Sequential Code

P0129: Fuel Pressure Regulator Low Voltage

Medium
P0130 Sequential Code

Oxygen Sensor Circuit Malfunction Bank 1 Sensor 1

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