Toyota Tundra (2015 year). Manual — part 1503
TECHSTREAM
DISPLAY
DESCRIPTION
ABNORMAL
DTC judgment completed
System abnormal
INCOMPLETE
DTC judgment not completed
Perform driving pattern after confirming DTC enabling conditions
N/A
Unable to perform DTC judgment
HINT:
If the judgment result shows NORMAL, the system is normal.
If the judgment result shows ABNORMAL, the system has a malfunction.
If the judgment result shows INCOMPLETE or N/A, perform steps [F] through [H].
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
Depress the accelerator pedal by a large amount.
14.
Idle the engine for 3 minutes or more [G].
15.
Enter the following menus: Powertrain / Engine and ECT / Trouble Codes [H].
16.
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.
17.
Check the DTC judgment result again.
HINT:
If the judgment result shows NORMAL, the system is normal.
If the judgment result shows ABNORMAL, the system has a malfunction.
If the judgment result shows INCOMPLETE or N/A, perform the following procedure.
18.
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.
19.
WIRING DIAGRAM
Refer to DTC P0013
.
INSPECTION PROCEDURE
ABNORMAL
BANK
ADVANCED TIMING OVER
(VALVE TIMING IS OUT OF SPECIFIED
RANGE)
RETARDED TIMING OVER
(VALVE TIMING IS OUT OF SPECIFIED
RANGE)
Bank 1
P0014
P0015
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0014,P001...
A
ABNORMAL
BANK
ADVANCED TIMING OVER
(VALVE TIMING IS OUT OF SPECIFIED
RANGE)
RETARDED TIMING OVER
(VALVE TIMING IS OUT OF SPECIFIED
RANGE)
Bank 2
P0024
P0025
If DTC P0014 or P0015 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.
1.
CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P0014, P0015, P0024
OR P0025)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON and turn the Techstream on.
(c) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
(d) Read DTCs.
Result
DISPLAY (DTC OUTPUT)
PROCEED TO
P0014, P0015, P0024 or P0025
A
P0014, P0015, P0024 or P0025 and other DTCs
B
HINT:
If any DTCs other than P0014, P0015, P0024 or P0025 are output, troubleshoot those DTCs first.
B
GO TO DTC CHART
2.
PERFORM ACTIVE TEST USING TECHSTREAM (OPERATE OCV)
(a) Connect the Techstream to the DLC3.
(b) Turn the Techstream on.
(c) Warm up the engine.
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0014,P001...
OK
(d) Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT
Exhaust Linear (Bank1) or Control the VVT Exhaust Linear (Bank2).
(e) Check the engine speed while operating the Camshaft Timing Oil Control Valve Assembly
(OCV) using the Techstream.
OK:
OPERATION
SPECIFIED CONDITION
0%
Normal engine speed
100%
Engine idles roughly or stalls
NG
GO TO STEP 4
3.
CHECK WHETHER DTC OUTPUT RECURS (DTC P0014, P0015, P0024 OR P0025)
(a) Connect the Techstream to the DLC3.
(b) Turn the Techstream on.
(c) Clear the DTCs
.
(d) Warm up the engine.
(e) Drive the vehicle in accordance with the driving pattern described in the Confirmation Driving
Pattern.
(f) Read the output pending DTCs using the Techstream.
OK:
No pending DTC output.
NG
GO TO STEP 4
OK
CHECK FOR INTERMITTENT PROBLEMS
4.
CHECK VALVE TIMING (CHECK FOR LOOSE AND JUMPED TEETH ON TIMING
CHAIN)
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0014,P001...
OK
OK
(a) Remove the cylinder head cover LH and RH.
OK:
Timing marks on camshaft timing gears are aligned as shown in the illustration.
NG
CHECK ENGINE MECHANICAL SYSTEM
5.
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)
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0014,P001...
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст