AutoCodes
 
OBDII Code List
 
P1123 2009 TOYOTA PRIUS

P1123 2009 TOYOTA PRIUS - Coolant Flow Control Valve Position Sensor Circuit High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
Comments  |  Add Comment

P1123 2009 TOYOTA PRIUS Possible Causes

  • Coolant Flow Control Valve
  • Faulty Coolant Flow Control Valve Position Sensor
  • Coolant Flow Control Valve Position Sensor harness is open or shorted
  • Coolant Flow Control Valve Position Sensor circuit poor electrical connection
  • ECM

First diagnose P1123 2009 TOYOTA PRIUS code

    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's pins.

Cost of diagnosing the P1123 2009 TOYOTA PRIUS code

    Labor: 1.0

    The cost of diagnosing the P1123 2009 TOYOTA PRIUS code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

P1123 2009 TOYOTA PRIUS Possible Symptoms

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

P1123 2009 Toyota Prius Description

This system uses an electric pump to supply hot coolant stored in the heat storage tank into the cylinder head of the engine, in order to optimize engine starting combustion and reduce the amount of unburned gas that is discharged while the engine is started.

The water valve for the coolant heat storage (CHS) system, which is located at the heater hoses, controls the coolant passages to the engine, heater core, and the CHS tank in accordance with the operating conditions of the system.
OBDII Code P1123 2009 Toyota Prius - Coolant Flow Control Valve Position Sensor Circuit High - AutoCodes.com

P1123 2009 TOYOTA PRIUS More Information

Need more information on how to fix the P1123 2009 TOYOTA PRIUS code?
Get Access to Factory Service Manuals

Need more help?

Get the P1123 2009 Toyota Prius code diagnosed by a professional: Find a repair shop in your area

Related Information

P1123 2009 TOYOTA PRIUS Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P1123 2009 Toyota Prius code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧