Engine-Codes - Nissan - P1126 2000 NISSAN ALTIMA

P1126 2000 NISSAN ALTIMA Code - Thermostat Function

- Code Popularity: 49,968 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
Table of contents

|What are the Possible Causes of the P1126 2000 NISSAN ALTIMA Code?

  • Low engine coolant level
  • Faulty Thermostat
  • Leakage from sealing portion of thermostat
  • Engine coolant temperature sensor

|How to Fix the P1126 2000 NISSAN ALTIMA Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|P1126 2000 NISSAN ALTIMA code tech notes

If no coolant leaks are present, replacing the thermostat usually takes care of the problem.

|What is the cost to diagnose the P1126 2000 NISSAN ALTIMA code?

Labor: 1.0

The cost to diagnose the P1126 2000 NISSAN ALTIMA code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|When is the P1126 2000 NISSAN ALTIMA code detected?

The P1126 Code is detected when the engine coolant temperature does not reach to specified temperature even though the engine has run long enough.

|What are P1126 2000 NISSAN ALTIMA code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the P1126 2000 NISSAN ALTIMA Code Mean?

Engine coolant temperature has not risen enough to open the thermostat even though the engine has run long enough. This is due to a leak in the seal or the thermostat open stuck.

Thermostat Function

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