Toyota 3S-GTE User Manual

E6413 ENGINE — EFI SYSTEM
DIAGNOSTIC CODES
HINT:
If a malfunction is detected during the diagnostic code check, refer to the circuit indicated in the
table, and turn to the corresponding page.
Your readings may vary from the parameters listed in the table, depending on the instruments used.
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Coda
No.
Number ol blinks of Check
Engine Warning Light
System
Chock Engine"
Warning Light
Normal Test
Mode Mods
Diagnosis Trouble Area
Memory " Sea Page
H1401
Normal No trouble coda is recorded.
l
12
__iL'Il_
RPM Signal
ON
N.A.
I No G1, G2 or NE signal is
input to the ECU for 2 sacs.
or more after STA turns ON.
0 Open in G - circuit
Open or short in NE, G
circuit
Distributor
Open or short in STA circuit
ECU
O Ee-193
13
__l'l_'Jlll_
RPM Signal ON
ON
NE signal is not input to ECU
for 0.05 sec. or more when
engine speed is 1,000 rpm
Of 711078.
Open or ahon in NE circuit
Distributor
ECU
O
14
__ll_'_lllllL
Ignition Signal ON
N .5.
lG signal from igniter is not
input to ECU for B consecutive
ignitiona.
Open or short in IGF or IGT
circuit from igniter to ECU
igniter
ECU
O
EG-134
15
__lU.1JlJllllL
Sub-CPU
ON N.A.
Sub-CPU
Malrunction
ECU X
71
H1609
Oxygen Sensor
Signal
ON
N.A
Open or short in heater circuit
of oxygen sensor for 0.5 sec. or
more. lH'l'l
Open or short in heater
circuit or oxygen sensor
Oxygen sensor heater
ECU
ON
At normal driving speed lbelow
‘I00 ltmlh I60 mph] and engine
speed is above 1,500 rpml.
amplitude of oxygen sensor
signal lOX‘ll is reduced to
between 0.35 - 0.70 V
continuously for 00 secs. or more.
l2 trip detection logic)
Open or short in oxygen
sensor circuit
Oxygen sensor
Open or short in vacuum
sensor circuit
Vacuum sensor
ECU
O
EG-137
22
Fl‘I6‘l0
Water Temp.
Sensor Signal
ON ON
Open or short in water temp.
sensor circuit for 0.5 sec. or
more. ITHWI
Open or short in water
temp. sensor circuit
W810! temp. $611301‘
ECU
O
EG-132
24
H1811
Intake Air
Temp. Sensor
Signal (tor air
cleaner case)
ON ON
Open or short in intake air
temp. sensor circuit for 0.5
sac. or more. {THAI
Open or short in intake
air temp. sensor circuit
Intake air temp. sensor
ECU
O
EG-130
25
FI2562
Air-Fuel
Radio Lean
Malfunction
ON ON
Oxygen sensor output in less
than 0.45 V for at least 90 secs.
when oxygen $InI0r is warmed
up (racing at 1,500 rpm).
(2 trip detection logic)
Engine ground bolt loose
Open in El circuit
Open In injector circuit
Fuel line pressure
llniector blockage. etc.)
Open or short in oxygen
sensor circuit
Oxygen sensor
Ignition system
Water temp. sensor
ECU
O EG-137
l
31
H1512
Vacuum Sensor
Signal
ON ON
Open or snort detected
continuously for 500 msec.
or more in vacuum sensor
sensor circuit. lPlMl
Open or short in vacuum
sensor circuit
Vacuum sensor
ECU
O
EG-128
WE-{I57

Toyota 3S-GTE Specifications

General

Brand	Toyota
Model	3S-GTE
Category	Engine
Language	English