Toyota 2GR-FE Manual page 641

2GR-FE ENGINE CONTROL SYSTEM – MASS AIR FLOW METER
REMOVAL
1.
A135694
INSTALLATION
1.
A135694
(2) Read the values displayed on the tester.
Standard value:
Within -15 to +15 %
If the result is not within the specified range,
perform the inspection below.
(c) Read values using the intelligent tester (MAF).
NOTICE:
• Turn off the engine.
• Perform the inspection with the vehicle
indoors and on a level surface.
• Perform the inspection of the MAF meter
while it is installed to the air cleaner case
(installed to the vehicle).
• During the test, do not use the exhaust air
duct to perform suction on the exhaust pipe.
(1) Turn off the engine (do not run the engine).
(2) Turn the ignition switch on (IG).
(3) Turn the tester on.
(4) Select the following menu items: DIAGNOSIS /
ENHANCED OBD II / DATA LIST / PRIMARY /
PRIMARY / MAF.
(5) Wait 30 seconds, and read the values on the
intelligent tester.
Standard condition:
Less than 0.56 g/sec
• If the result is not as specified, replace the
MAF meter.
• If the result is within the specified range,
inspect the cause of the extremely rich or
lean air fuel ratio (See page EC-19).
REMOVE MASS AIR FLOW METER
(a) Disconnect the mass air flow meter connector.
(b) Remove the 2 screws and mass air flow meter.
INSTALL MASS AIR FLOW METER
(a) Install the mass air flow meter with the 2 screws.
(b) Connect the mass air flow meter connector.
ES–477
ES