2004 DAEWOO LACETTI Service Repair Manual

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Page 1521 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 172IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE(DTC) P1868
EDS 6 OUTPUT SHORTED TO POWER
Circuit Description
The pressure control valves (EDS valves 3,4,5 and 6)

Page 1522 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 173
DAEWOO V–121 BL4
DTC P1868 – EDS 6 Output Shorted To Power
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the check c

Page 1523 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 174IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE(DTC) P1869
EDS 6 OUTPUT OPEN
Circuit Description
The pressure control valves (EDS valves 3,4,5 and 6) are
precisio

Page 1524 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 175
DAEWOO V–121 BL4
DTC P1869 – EDS 6 Output Open
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the check completed?–

ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 175
DAEWOO V–121 BL4
DTC P1869 – EDS 6 Output Open
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the check completed?–Go to Step 2Go to ”On–
Board Diagnos-
tic System
Check”
21. Install the scan tool.
2. Turn the ignition ON, with the engine OFF.
3. Select ”Actuating” on the scan tool.
4. Actuate EDS 6 ON/OFF.
Does the EDS 6 change ON/OFF?ON/OFFGo to ”Diag-
nostic Aids”Go to Step 3
31. Turn the ignition OFF.
2. Disconnect the transaxle wiring connector.
3. Measure the resistance between terminals 5
and 11 of the transaxle wiring connector.
Is the resistance within the values shown?TFT
25°C (77°F)
6 ΩGo to Step 7Go to Step 4
41. Remove the oil pan.
2. Disconnect the wiring connector of EDS 6.
3. Measure the resistance between terminal 2 of
the EDS 6 and terminal 5 of the transaxle con-
nector.
4. Measure the resistance between terminal 1 of
the EDS 6 and terminal 11 of the transaxle
connector.
Is the resistance within the values shown? 0 WGo to Step 6Go to Step 5
51. Repair the circuit (between terminal 2 and ter-
minal 5) for an open.
2. Repair the circuit (between terminal 1 and ter-
minal 11) for an open.
Is the repair complete?–System OK–
6Replace the EDS 6.
Is the replacement complete?–System OK–
71. Disconnect the transaxle wiring connector and
TCM connector.
2. Measure the resistance between terminal 5 of
the transaxle wiring connector and terminal C7
of the TCM wiring connector.
3. Measure the resistance between terminal 11 of
the transaxle wiring connector and terminal
A12 of the TCM wiring connector.
Is the resistance within the values shown? 0 WGo to Step 9Go to Step 8
8Repair the transaxle wiring harness for an open.
Is the repair complete?–System OK–
9Replace the TCM.
Is the replacement complete?–Go to Step 10–
101. After the repair, use a scan tool ”clear info”
function and road tests the vehicle.
2. Review the ”DTC info”.
3. Has the last test failed or is the current DTC
displayed?–Begin diagno-
sis againRepair verified
exit DTC chart

Page 1525 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 176IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE(DTC) P1871
EDS VALVE POWER SUPPLY CIRCUIT SHORTED TO
POWER
Circuit Description
The pressure control valves (EDS va

Page 1526 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 177
DAEWOO V–121 BL4
DTC P1871 – EDS Valve Power Supply Circuit Shorted to Power
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Che

Page 1527 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 178IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE(DTC) P1874
SOLENOID VALVE POWER SUPPLY CIRCUIT SHORTED
TO POWER
Circuit Description
The pressure control valves (E

Page 1528 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 179
DAEWOO V–121 BL4
DTC P1874 – Solenoid Valve Power Supply Circuit Shorted to
Power
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) Syste

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