Toyota 3S-GTE Repair Manual page 130

EG-101
ENGINE — TURBOCHARGER SYSTEM
Negative (—) Terminal Cable
"l —l _l 4'?
/ 1| at
P1357?
Ammeter
_i'
'I
'§_,= ..-'"_
9;
s
IQI
E- r
D
Batle
Y
P183853
Alli'
I
ECU _7
--._ --__..
I H __ I 4 _ A _ J _ ._._.,.,._._._. .,,._.,.,._._.v._._.
//
Ohmmele I
E M+
E2 LEV
I Y P1396
INSPECT INTERCOOLER WATER PUMP
Disconnect the negative (—) terminal cable from the
battery.
Disconnect the intercooler water pump connector.
Connect the battery and ammeter to terminals +B
and E— of the water pump connector.
Check that the water pump rotates smoothly, and
check the reading on the ammeter.
Standard amperage:
5.6 A or lass
NOTICE: Do not operate the pump for more than 30
seconds.
Reconnect the intercooler water pump connector.
INSPECT ENGINE ECU FOR CIRCUIT
Disconnect the connectors from ECU.
Check the connectors on the wiring harness side as
shown in the chart below.
Continuity E2 — Ground - Continuity
M+—Ground I if
Voltage Ignition SW ON 9 — 14 V
M—— Ground
G d Level warning sensor ON (float up) _ Continuity
Continuity LEV — roun _ ~ — ' 3 3 _ _-
Level warning sensor OFF (float down) No continuity
Check for I Tester connection Condition I Specified value J
vossos
If circuit is as specified, replace the ECU.
(c) Reconnect the negative (—) terminal cable to the
battery.