Toyota Tundra (2015 year). Manual — part 1501
Target duty cycle
Less than 70%
Battery voltage
13 V or more
Target duty cycle
Less than 80%
Case 2
Current cut status
Not cut
TYPICAL MALFUNCTION THRESHOLDS
Case 1
Output duty cycle
100% or more
Case 2
Output duty cycle
3% or less
COMPONENT OPERATING RANGE
OCV duty-cycle
3 to 100% when engine running
CONFIRMATION DRIVING PATTERN
Connect the Techstream to the DLC3.
1.
Turn the ignition switch to ON and turn the Techstream on.
2.
Clear the DTCs (even if no DTCs are stored, perform the clear DTC operation).
3.
Turn the ignition switch off and wait for at least 30 seconds.
4.
Turn the ignition switch to ON and turn the Techstream on.
5.
Wait 5 seconds.
6.
Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
7.
Read Pending DTCs.
HINT:
If a pending DTC is output, the system is malfunctioning.
If a pending DTC is not output, perform the following procedure.
8.
Enter the following menus: Powertrain / Engine and ECT / Utility / All Readiness.
9.
Input the DTC: P0013 or P0023.
10.
Check the DTC judgment result.
TESTER
DISPLAY
DESCRIPTION
NORMAL
DTC judgment completed
System normal
ABNORMAL
DTC judgment completed
System abnormal
INCOMPLETE
DTC judgment not completed
Perform driving pattern after confirming DTC enabling conditions
11.
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0013,P002...
TESTER
DISPLAY
DESCRIPTION
N/A
Unable to perform DTC judgment
If the test result is INCOMPLETE or N/A and no pending DTC is output, perform a universal trip and
check for permanent DTCs
.
HINT:
If a permanent DTC is output, the system is malfunctioning.
If no permanent DTC is output, the system is normal.
12.
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
If DTC P0013 is displayed, check the bank 1 VVT system for exhaust camshaft circuit.
Bank 1 refers to the bank that includes the No. 1 cylinder*.
*: The No. 1 cylinder is the cylinder which is farthest from the transmission.
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0013,P002...
OK
1.
CHECK DTC (DTC P0013 OR P0023)
(a) Connect the Techstream to the DLC3.
(b) Clear DTC after recording the freeze frame data and DTC.
(c) Turn the ignition switch off.
(d) Allow the engine to idle and check DTC.
(e) Check that P0013 or P0023 is not output.
OK:
P0013 or P0023 is not output.
NG
GO TO STEP 2
OK
CHECK FOR INTERMITTENT PROBLEMS
2.
INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (FOR EXHAUST
SIDE)
(a) Inspect the camshaft timing oil control valve assembly (for exhaust side)
.
NG
REPLACE CAMSHAFT TIMING OIL CONTROL
VALVE ASSEMBLY (FOR EXHAUST SIDE)
3.
CHECK HARNESS AND CONNECTOR (CAMSHAFT TIMING OIL CONTROL VALVE
ASSEMBLY (FOR EXHAUST SIDE) - ECM)
(a) Disconnect the D44 or D45 camshaft timing oil control valve assembly (for exhaust side)
connector.
(b) Disconnect the D74 ECM connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
D44-1 - D74-56 (OE1+)
Always
Below 1 Ω
D44-2 - D74-55 (OE1-)
Always
Below 1 Ω
D45-1 - D74-50 (OE2+)
Always
Below 1 Ω
D45-2 - D74-49 (OE2-)
Always
Below 1 Ω
D44-1 or D74-56 (OE1+) - Body ground
Always
10 kΩ or higher
D44-2 or D74-55 (OE1-) - Body ground
Always
10 kΩ or higher
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0013,P002...
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
D45-1 or D74-50 (OE2+) - Body ground
Always
10 kΩ or higher
D45-2 or D74-49 (OE2-) - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE ECM
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0013,P002...
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