Toyota ZZT230 series Repair Manual page 272

INSPECTION PROCEDURE
HINT:
Read freeze frame data using TOYOTA hand-held tester
the engine conditions when the malfunction is detected, when
whether the vehicle was running or stopped, the engine
ti me
at the of the malfunction.
1 Check air Induction system (See page SF-1 ).
2
Check Injector Injection (See page SF-22).
) 6
3 (See p ogo SF-63, SF-31 ). Check mass air flow motor and engine coolant temp. sensor
4
Check for spark and Ignition (See page IG-1 ).
)
ENGINE
D II scan t
or O B
troubleshooting it is useful for determining
up
warmed or not, the air-fuel ratio lean or rich, etc.
G I
Repa i r or repla ce .
G I
Repla ce Inje cto r.
G I
Re pa i r or replace.
G I
Repa i r or repla ce.
.
l
oo Because freeze frame records
Dl-61