Toyota Tundra (2015 year). Manual — part 1074
OK
OK
OK
OK
4.
CHECK AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY
(a) Visually check that the air filter is not excessively contaminated with dirt or oil.
NG
REPLACE AIR CLEANER FILTER ELEMENT
SUB-ASSEMBLY
5.
CHECK IDLING SPEED
NG
TROUBLESHOOT IDLING SPEED AND PROCEED TO
NEXT STEP
6.
CHECK FUEL PRESSURE
NG
TROUBLESHOOT FUEL PRESSURE AND PROCEED
TO NEXT STEP
7.
CHECK FOR SPARK
NG
TROUBLESHOOT SPARK AND PROCEED TO NEXT
STEP
1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: BASIC INSP...
OK
PROCEED TO PROBLEM SYMPTOMS TABLE
1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: BASIC INSP...
Last Modified: 9-16-2014
6.6 M
Doc ID: RM000000PDT0E2X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: 1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: REGISTRATION; 2015 MY Tundra [08/2014 - ]
REGISTRATION
NOTICE:
The Vehicle Identification Number (VIN) must be input into the replacement ECM.
HINT:
1. DESCRIPTION
NOTICE:
The Vehicle Identification Number (VIN) must be input into the replacement ECM.
HINT:
to be read in order to confirm that the two VINs, the one provided with the vehicle and the one stored in
the vehicle's ECM, are the same.
(b) Write VIN: Explains the VIN writing process in a flowchart. This process allows the VIN to be input into the
ECM. If the ECM is changed, or the ECM VIN and vehicle VIN do not match, the VIN can be registered or
overwritten in the ECM by following this procedure.
2. READ VIN
(a) Confirm the vehicle VIN.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Powertrain / Engine and ECT / Utility / VIN / VIN Read.
3. WRITE VIN
(a) Confirm the vehicle VIN.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Powertrain / Engine and ECT / Utility / VIN / VIN Write.
1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: REGISTRAT...
Last Modified: 9-16-2014
6.6 D
Doc ID: RM000004NJC032X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: 1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: INITIALIZATION; 2015 MY Tundra [08/2014 - ]
INITIALIZATION
1. Inspection After Repair
Perform learning value reset and idle learning after replacing or servicing parts related to engine operation.
Details on procedures required are indicated by an asterisk and a number, and are explained in detail following
the table.
PART REPLACED
ENGINE OPERATION
LEARNING
VALUE
RESET*1
IDLE
LEARNING*2
Throttle with
motor body
assembly*3
Cleaning the
deposits from the
throttle with
motor body
assembly*3
-
○
○
Engine assembly
-
○
○
Cylinder head
sub-assembly
Camshaft (for
intake or exhaust
camshaft)
Camshaft timing
gear assembly
Camshaft timing
exhaust gear
assembly
Piston or piston
ring
Mass air flow
meter
sub-assembly
Fuel injector
assembly
Fuel pump
Air fuel ratio
sensor
Heated oxygen
sensor
Engine coolant
temperature
sensor
Confirm the following:
Perform learning value reset and idle learning when
replacement.
1.
#1, A/F Learn Value Mid1 #1, A/F Learn
Value Mid2 #1, A/F Learn Value High #1,
A/F Learn Value Idle #2, A/F Learn Value
Low #2, A/F Learn Value Mid1 #2, A/F
Learn Value Mid2 #2 or A/F Learn Value
High #2) displayed in the Data List was
higher than +/-15% before component
replacement.
2.
Starting failure, rough idle, or engine stalls
after component replacement.
3.
○
○
1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: INITIALIZA...
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