DTC P0105-2A: Manifold Absolute Pressure / Barometric Pressure Sensor Signal Stuck in Range [10/2022 - 11/2023]: Procedure

1. Read the DTCs.

   Powertrain > Engine > Trouble Codes 

   Result

   Result	Proceed to
   DTC P0105-2A is output	A
   DTC P0105-2A and other DTCs are output	B

   HINT: 

   If any DTCs other than P0105-2A are output, troubleshoot those DTCs first.

Result: 

B 

GO TO DTC CHART  . Refer to DIAGNOSTIC TROUBLE CODE CHART [10/2022 - 11/2023]

Result: 

A 

See step  2

1. According to the display on the GTS, read the Data List.

   Powertrain > Engine > Data List 

   Tester Display
   Intake Manifold Absolute Pressure

2. Put the engine in Inspection Mode (Maintenance Mode).

   Powertrain > Hybrid Control > Utility 

   Tester Display
   Inspection Mode

3. Start the engine.
4. According to the display on the GTS, read the Data List.

   Standard

   Engine Condition	Intake Manifold Absolute Pressure
   Ignition switch ON	80 to 110 kPa (11.6 to 15.95 psi)
   Idling	20 to 40 kPa (2.9 to 5.8 psi)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

CHECK FOR INTERMITTENT PROBLEMS 

Refer to CHECK FOR INTERMITTENT PROBLEMS [12/2019 - ]

Result: 

NG 

See step  3

1. Check the intake system for vacuum leaks.

   Refer to ON-VEHICLE INSPECTION [12/2019 - ]

   OK

   No leaks from intake system.

   HINT: 

   Perform "Inspection After Repair" after repairing or replacing the intake system.

   Refer to INITIALIZATION [10/2021 - ]

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MANIFOLD ABSOLUTE PRESSURE SENSOR 

Refer to REMOVAL [12/2019 - ]

Result: 

NG 

REPAIR OR REPLACE INTAKE SYSTEM