Toyota 2GR-FE Manual page 454

ES–298
A
2
CHECK PCV HOSE (HOSE CONNECTIONS)
ES
OK
3
CHECK AIR INDUCTION SYSTEM
OK
4
CHECK THROTTLE BODY (VISUALLY CHECK THROTTLE VALVE)
OK
REPLACE ECM (See page ES-518)
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
Display (DTC output)
P0505 and other DTCs
HINT:
If any DTCs other than P0505 are output, troubleshoot
those DTCs first.
B
GO TO DTC CHART (See page ES-63)
OK:
PCV hose is connected correctly and is not damaged.
NG
REPAIR OR REPLACE PCV HOSE
(a) Check the air induction system for vacuum leakage.
OK:
No leakage from air induction system.
NG
REPAIR OR REPLACE AIR INDUCTION
SYSTEM
(a) Check for contamination between the throttle valve and
the housing. If necessary, clean the throttle body. And
check that the throttle valve moves smoothly.
OK:
Throttle valve is not contamainated with foreign
objects and moves smoothly.
NG REPLACE THROTTLE BODY (See page
503)
Proceed to
B
ES-