CHASSIS ELECTRICAL Rear Window
INSPECTION PROCEDURE 3
Even if defogger switch is ON, defogger does not operate.
,
Probable cause
[Comment]
The cause is probably a defective defogger switch circuit system or a defective defogger relay drive circuit
system.
In addition, if there is a defective fuse, the cause might also be a harness short
l
Malfunction of
harness
. Malfunction of ECU
Defogger
input signal
OK: The scan tool buzzer sounds once when the defogger
switch is turned to the ON or OFF position.
The input inspection should be carded out with the
switch in the ON position.
Defogger relay drive circuit system check
(Refer to inspection procedure 4.)
Check the following connectors:
and
Check the harness wire between the
and
INSPECTION PROCEDURE 4
defogger switch and ground.
OK
Replace the ECU.
Defogger relay drive circuit system check
Replace
defogger relay connector
measure
at the harness side.
l
Voltage between the terminal (3) and ground
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Voltage between the terminal (5) and ground
OK: Battery positive voltage
OK
or
and
Check trouble symptom.
O
Check the harness wire between the defogger relay
and defogger.
l
Check the harness wire between the defogger and
ground.
l
Check the harness wire between the defogger relay
and ECU.
the ECU.
OK
I
TSB
Summary of Contents for Eclipse 1997
Page 2: ... _i _a i 20 _ 1 ...
Page 3: ... i G _ i ...
Page 14: ...12 NOTES d i ...
Page 20: ...COMPONENT LOCATIONS Grounding i I A16XO766 I A16XO776 TSB Revision ...
Page 21: ..._ _ TSB Reyision ...
Page 29: ...COMPONENT LOCA IONS Sensor 2 0L Engine Non turbo Bl6XO6SZ I ...
Page 31: ...COMPONENT LOCATIONS T Sensor 2 0L Engine vurbo i TSB Revision __ AlSX1350 I ...
Page 32: ...30 COMPONENT LOCATIONS Sensor 2 0L Engine flurbg AlSXO617 I TSB Revision ...
Page 33: ...COMPONENT OCATIONS Sensor x2 4L Ehgfne 44 16X1245 00005366 I TSB Revision ...
Page 34: ...ssure sensor 32 COMPONENT LOCATIONS Sensor 2 4L Epghe 1 _ C16Xll85 AlSXOBBO 1 TSB Revision ...
Page 35: ...COMPONENT LOCATIONS Fensor e2 4L E gine Y _ TSB Revision ...
Page 37: ...Al6X1165 Automatic compressor ECM AlIXO616 TSB Revision I ...
Page 38: ...36 COMPONENT LdCATlQNS Control Unit Pi 9 TSB Revision ...
Page 41: ...COMPONENT LOCATIONS Solenoid and Solenoid Valve with built in solenoid valve I TSB Revision ...
Page 46: ...44 I a NOTES va Il II c ...
Page 72: ...70 NOTES ...
Page 75: ...CI RCWIT DIAGRAMS II p NOTES ...
Page 80: ...CIRCUIT DIAGRAMS How to Read Circuit Diaaiahis TSB Revision ...
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Page 161: ... I I CIR CUIT D I A G R A M S 1 c a ...
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Page 213: ... k __ _ _ _ __ __ B l R B 1 R B J B 2 1 LINK CONNECl B 1J C l 0 ...
Page 241: ...ciRcun DIAGRAMS NOTES ...
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Page 271: ...CIRCUIT DIAQRAMS 1 I I 269 ...
Page 278: ...CIRCUIT DIAGRAMS 5 277 I _ I _I _ _ ...
Page 282: ...CtRWtT D I A G R A M S A f sr NOTES i f s I c 1 I ...
Page 292: ...NOTES p I ...
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Page 304: ...QRCUIT D I A G R A M S fg NOTES 7 ...
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Page 338: ...SLIDE 1 I 1 25Y W 1 25G Y ECLIPSE j I POWER SEAT ASSEMBLY E 45 _I j _ TSB Revision ...