Engine Coolant Temperature Sensor

2012 Nissan-Datsun Sentra SE-RSECTION Engine Coolant Temperature Sensor
  1. Check resistance between engine coolant temperature sensor terminals 1 and 2 as shown in the figure. Refer to , "COMPONENT ".
    Fig 1: Checking Resistance Between Engine Coolant Temperature Sensor Terminals 1 And 2
    G04874991Courtesy of NISSAN NORTH AMERICA, INC.

    <Reference data> 

    Engine coolant temperature [°C (°F)] Resistance (kΩ)
    20 (68) 2.1 - 2.9
    50 (122) 0.68 - 1.00
    90 (194) 0.236 - 0.260
  2. If NG, replace engine coolant temperature sensor. Refer to , "COMPONENT ".
Fig 2: Resistance And Temperature Graph
G04874976Courtesy of NISSAN NORTH AMERICA, INC.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.