OBD Guide

P1A80

Starter/Generator Control Module Coolant Level Sensor 1 High Voltage

P1A80 is an OBD-II diagnostic trouble code meaning: Starter/Generator Control Module Coolant Level Sensor 1 High Voltage. Common causes: coolant level sensor malfunction, short circuit in the sensor circuit. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Incorrect coolant level readings on the dashboard
  • Activation of emergency operation
  • Reduced performance of the hybrid system
  • Possible problems starting the engine

Causes

  • Coolant level sensor malfunction
  • Short circuit in the sensor circuit
  • Wiring harness damage
  • Starter/Generator Control Module Problems
  • Corrosion of contacts or connectors

How to Fix

  1. Check the condition of the coolant level sensor
  2. Check the integrity of wiring and connectors
  3. Measure the resistance and voltage in the sensor circuit
  4. If necessary, replace the coolant level sensor
  5. Check and replace starter/generator control module if necessary

Related codes

FAQ

What does the P1A80 code mean?

P1A80 is an OBD-II diagnostic trouble code that indicates: Starter/Generator Control Module Coolant Level Sensor 1 High Voltage

What causes a P1A80 error code?

The most common causes of P1A80 include: Coolant level sensor malfunction; Short circuit in the sensor circuit; Wiring harness damage; Starter/Generator Control Module Problems.

How do I fix a P1A80 diagnostic trouble code?

To fix P1A80: Check the condition of the coolant level sensor. Check the integrity of wiring and connectors. Measure the resistance and voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1A80?

Limited driving only, diagnose soon

How much does it cost to fix P1A80?

The estimated repair cost for P1A80 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat