Engine-Codes - Generic - P1492

P1492 Code - Battery Temperature Sensor Voltage Too high

- Code Popularity: 45,706 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC P1492?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Battery Temperature Sensor
  • Battery Temperature Sensor harness is open or shorted
  • Battery Temperature Sensor circuit poor electrical connection
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How to Fix the DTC P1492?

Check 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 pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P1492 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the P1492 Code Mean?

With the key on or engine running, then the Powertrain Control Module (PCM) detects that the Battery Temperature Sensor (BTS) value was more than 4.9v for 3 seconds.

P1492 Code - Battery Temperature Sensor Voltage Too high

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Code P1492 Information for Specific Makes

  • P1492 Chrysler Battery Temperature Sensor Voltage Too high
  • P1492 Dodge Battery Temperature Sensor Voltage Too high
  • P1492 Infiniti EVAP Canister Purge Control/Solenoid Valve
  • P1492 Jeep Battery Temperature Sensor Voltage Too high
  • P1492 Mitsubishi Battery Temperature Sensor Voltage Too high
  • P1492 Nissan EVAP Canister Purge Control/Solenoid Valve
  • P1492 Saab Evaporative Emission Pressure Sensor / Fuel Tank Level Sensor In Fuel Tank - Range / Performance Problem / Malfunction
  • P1492 Subaru EGR Signal Line 1 Circuit Low

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