Toyota 2GR-FE Manual page 361

2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
A
5
READ VALUE OF INTELLIGENT TESTER (COOLANT TEMP)
OK
6
READ VALUE OF INTELLIGENT TESTER (MAF)
OK
7
CHECK FUEL PRESSURE
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch on (IG) and turn the tester on.
(c) Select the following menu items: DIAGNOSIS /
ENHANCED OBD II / DATA LIST / PRIMARY /
COOLANT TEMP.
(d) Read the COOLANT TEMP twice, when the engine is
both cold and warmed up.
Standard:
With cold engine:
Same as ambient air temperature.
With warm engine:
Between 75°C and 95°C (167°F and 203°F)
NG
REPLACE ENGINE COOLANT
TEMPERATURE SENSOR (See page ES-499)
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch on (IG) and turn the tester on.
(c) Select the following menu items: DIAGNOSIS /
ENHANCED OBD II / DATA LIST / PRIMARY / MAF and
COOLANT TEMP.
(d) Allow the engine to idle until the COOLANT TEMP
reaches 75°C (167°F) or more.
(e) Read the MAF with the engine in an idling condition and
at an engine speed of 2,500 rpm.
Standard:
MAF while engine is idling:
Between 3.2 g/s and 4.7 g/s (shift position: N, A/
C: OFF).
MAF at engine speed of 2,500 rpm:
Between 13.1 g/s and 18.9 g/s (shift position: N,
A/C: OFF).
NG
REPLACE MASS AIR FLOW METER (See
page ES-477)
(a) Check the fuel pressure (See page FU-8).
NG REPAIR OR REPLACE FUEL SYSTEM
ES–205
ES