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P1EC7 BUICK

P1EC7 BUICK - Hybrid/EV Battery Pack Coolant Control Valve Control Circuit 2 Low Voltage

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

  • Hybrid/EV Battery Pack Coolant Control Solenoid Valve Learn procedure
  • Faulty Hybrid/EV Battery Pack Coolant Control Valve
  • Hybrid/EV Battery Pack Coolant Control Valve harness is open or shorted
  • Hybrid/EV Battery Pack Coolant Control Valve circuit poor electrical connection

Possible symptoms

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

P1ec7 Buick Description

The hybrid/EV battery pack coolant control valve drive circuit in the hybrid/EV powertrain control module 2 is two control circuit, that can drive the valve motor in a forward or reverse direction. One end position of the range is the Radiator connection, the middle position is the bypass position and the other end is the chiller position.
OBDII Code P1ec7 Buick - Hybrid/EV Battery Pack Coolant Control Valve Control Circuit 2 Low Voltage - AutoCodes.com

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P1EC7 BUICK Comments

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