2004 DAEWOO LACETTI Service Repair Manual

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Page 1665 of 2643

DAEWOO LACETTI 2004 Service Repair Manual AISIN AUTOMATIC TRANSAXLE 5A2 – 75
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P0751
SHIFT SOLENOID 1 (SS1) STUCK OFF
Conditions for Setting the DTC
S Shift Solenoid 1 (SS1) is stuck ON/OFF.

Page 1666 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A2 – 76IAISIN AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DTC P0751 Shift Solenoid 1 (SS1) Stuck Off
StepActionValue(s)YesNo
11. Turn the ignition OFF.
2. Install the Scan tool.
3. With the engine OF

Page 1667 of 2643

DAEWOO LACETTI 2004 Service Repair Manual AISIN AUTOMATIC TRANSAXLE 5A2 – 77
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P0753
SHIFT SOLENOID 1 (SS1) ELECTRICAL
Conditions for Setting the DTC
S TCM detects that the ON signal of the

Page 1668 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A2 – 78IAISIN AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
Cause of Failure
S Wiring harness or connector between Shift Sole-noid 1 (SS1) and TCM
S SS1
S TCM
DTC P0753 Shift Solenoid 1 (SS1) Electrical

5A2 – 78IAISIN AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
Cause of Failure
S Wiring harness or connector between Shift Sole-noid 1 (SS1) and TCM
S SS1
S TCM
DTC P0753 Shift Solenoid 1 (SS1) Electrical
StepActionValue(s)YesNo
11. Turn the ignition OFF.
2. Install the Scan tool.
3. With the engine OFF, turn the ignition switch to
the ON position.
4. Select Store Freeze Frame/Failure Records
from the Diagnostic Trouble Codes Information
menu.
5. Store Freeze Frame/Failure Records.
6. Select Clear DTC Information from the Diag-
nostic Trouble Codes Information menu.
7. Clear DTC Information.
8. Perform one vehicle drive cycle.
Is the Malfunction Indicator Lamp (MIL) ON?–Go to Step 2Repair the tem-
porary connec-
tion failure of
connector (Re-
fer to ”Wiring
Harness and
Connector In-
spection” in this
section.)
21. Select Request DTC by Status from the Diag-
nostic Trouble Codes Information menu.
2. Request DTC by Status.
Is DTC P0753 displayed?–Go to Step 3Repair the tem-
porary connec-
tion failure of
connector (Re-
fer to ”Wiring
Harness and
Connector In-
spection” in this
section.)
31. Turn the ignition OFF.
2. Inspect the resistance between the vehicle har-
ness and Shift Solenoid 1 (SS1). Refer to ”Unit
Inspection” in this section.
3. Disconnect the TCM connector (X–1) and in-
spect the resistance between the terminal A16
and A23.
Is the measurement within the specified value?20°C (68°F)
11–16 WGo to Step 4Go to Step 5
41. Estimate the failure of between the vehicle wir-
ing harness connector and TCM.
2. Inspect the connector. Refer to ”Wiring Har-
ness and Connector Inspection” in this section.
3. Inspect the connection condition between the
connectors (C–1).
Is the connection condition OK?–Go to Step 6Repair the wir-
ing harness
connectors.
51. Estimate the failure of between the vehicle har-
ness and SS1.
2. Disconnect the connector (X–3) of T/M wire
and inspect the resistance between SS1 con-
nector terminal 5 and ground.
Is the measurement within the specified value?20°C (68°F)
11–16 WGo to Step 7Go to Step 8

Page 1669 of 2643

DAEWOO LACETTI 2004 Service Repair Manual AISIN AUTOMATIC TRANSAXLE 5A2 – 79
DAEWOO V–121 BL4
StepNo Yes Value(s) Action
61. Replace the master TCM.
2. Perform the reproducing test under user condi-
tion after confirming no DTC.
Is DTC

Page 1670 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A2 – 80IAISIN AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P0756
SHIFT SOLENOID 2 (SS2) STUCK OFF
Conditions for Setting the DTC
S Shift Solenoid 2 (SS2) is stuck ON/OFF.

Page 1671 of 2643

DAEWOO LACETTI 2004 Service Repair Manual AISIN AUTOMATIC TRANSAXLE 5A2 – 81
DAEWOO V–121 BL4
DTC P0756 Shift Solenoid 2 (SS2) Stuck Off
StepActionValue(s)YesNo
11. Turn the ignition OFF.
2. Install the Scan tool.
3. With the engine O

Page 1672 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A2 – 82IAISIN AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P0758
SHIFT SOLENOID 2 (SS2) ELECTRICAL
Conditions for Setting the DTC
S TCM detects that the ON signal of the S

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