DTC P0340, P0342, P0343; Camshaft Position Sensor Circuit Malfunction [12/2012 - ]: Procedure

1. Disconnect the camshaft position sensor for intake camshaft connector.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Front view of wire harness connector (to Camshaft Position Sensor for Intake Camshaft)

2. Turn the ignition switch to ON.
3. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   B39-3 (VC) - Body ground	Ignition switch ON	4.5 to 5.5 V

Result: 

NG 

See step  8

Result: 

OK 

See step  2

1. Disconnect the camshaft position sensor for intake camshaft connector.
2. Disconnect the ECM connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   B39-1 (VV1+) - B77-82 (VV1+)	Always	Below 1 Ω
   B39-2 (VV1-) - B77-114 (VV1-)	Always	Below 1 Ω
   B39-1 (VV1+) or B77-82 (VV1+) - Body ground	Always	10 kΩ or higher
   B39-2 (VV1-) or B77-114 (VV1-) - Body ground	Always	10 kΩ or higher

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

See step  3

1. Check the camshaft position sensor for intake camshaft installation.

   OK

   Camshaft position sensor is installed correctly.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Result: 

NG 

SECURELY REINSTALL CAMSHAFT POSITION SENSOR:  INSTALLATION [12/2012 - ] 

Result: 

OK 

See step  4

1. Check the timing rotor of the intake camshaft.

   OK

   Camshaft timing rotor does not have any cracks or deformation.

   HINT: 

   Perform "Inspection After Repair" after replacing the intake camshaft.

   Refer to INITIALIZATION [12/2012 - ]

Result: 

NG 

REPLACE CAMSHAFT:  REMOVAL [12/2012 - ] 

Result: 

OK 

See step  5

Refer to PROCEDURE - Step 4 [12/2012 - 08/2016] , or refer to PROCEDURE - Step 4 [08/2016 - ]

Result: 

NG 

CHECK ENGINE MECHANICAL SYSTEM:  INSPECTION [12/2012 - ] 

Result: 

OK 

See step  6

1. Replace the camshaft position sensor (for intake camshaft).

   Refer to REMOVAL [12/2012 - ]

Result: 

NEXT 

See step  7

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [12/2012 - ]

   Powertrain > Engine and ECT > Clear DTCs 

5. Turn the ignition switch off and wait for at least 30 seconds.
6. Start the engine.
7. Turn the Techstream on.
8. Drive the vehicle in accordance with the driving pattern described in Confirmation Driving Pattern.
9. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
10. Read the DTCs.

    Powertrain > Engine and ECT > Trouble Codes 

    Result

    Result	Proceed to
    DTC P0340, P0342 or P0343 is output	A
    DTC is not output	B

    HINT: 

    If the engine does not start, replace the ECM.

Result: 

A 

REPLACE ECM:  REMOVAL [12/2012 - ] 

Result: 

B 

END 

1. Disconnect the camshaft position sensor for intake camshaft connector.
2. Disconnect the ECM connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   B39-3 (VC) - B77-113 (VCV1)	Always	Below 1 Ω
   B39-3 (VC) or B77-113 (VCV1) - Body ground	Always	10 kΩ or higher

Result: 

OK 

REPLACE ECM:  REMOVAL [12/2012 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR