Toyota 4A-F, Руководство по ремонту

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EFI SYSTEM
Troubleshooting
4. Use a volt/ohmmeter with high impedance 110 knN
[);g'lalTVpe
Analog
Type
minimum) for troubleshooting
01
the electrical circuit.
(See page FI.29J
.
TROUBLESHOOTING PROCEDURES
SYMPTOM - DIFFICULT TO START OR NO START
(ENGINE WILL NOT CRANK OR CRANKS SLQWl VI
CHECK
ELECTRIC SOURCE
BAD
CHECK STARTING SYSTEM
BAD
1 .
Battery
(1)
Connection
(2)
Gravity-Drive belt-charging system
(3) Voltage
2. Fusible link.
1.
Ignition switch
2. St rt&!'
3. Wiring/Connection
SYMPTOM - DIFFICULT TO START OR NO START
{CRANKS OK}
CHECK
DIAGNOSIS
SYSTEM
Diagnosis cod,1s1 (See page
FI-25
or
26)
CNick lor output of diagnosis code . Malfunction
!See
page
fl-22) codel,]
Normal code
CHECK FOR VACUUM LEAKS IN AIR 1. Oil Illier cap
INTAKE LINE
BAD
2.
Oil dipstick
3. Hose connectionl
4.
PCV hose(s)
CHECK IGNITION SPARK
1.
High-tenllon cords
(See page
IG-19)
BAD 2. Distributor
3. Ignition coil. igniter
CHECK IGNITION TIMING
ignition timing Adjust
1. Short terminals
T
and E' of the check
(See page EM·37)
connecto r .
2.
Check ignition timing.
Standard:
10· BTOC
@
idle
CONTINUED ON PAGE F
I
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