OBDII Code List

P1432 MERCURY - Thermostat Heater Control Circuit Failure

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3   
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Possible causes

  • Faulty Thermostat Heater
  • Thermostat Heater harness is open or shorted
  • Thermostat Heater circuit poor electrical connection

When is the code detected?

The Powertrain Control Module (PCM) monitored the thermostat heater control circuit and detected a high or low voltage condition

Possible symptoms

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

P1432 Mercury Description

Thermostat Heater Control (THTRC) Circuit Failure. The Comprehensive Component Monitor (CCM) monitors the THTRC circuit to the Powertrain Control Module (PCM) for high and low voltage.
OBDII Code P1432 Mercury - Thermostat Heater Control Circuit Failure -

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Related Information

P1432 MERCURY Comments

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