2004 DAEWOO LACETTI Service Repair Manual

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Page 1417 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 68IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE(DTC) P0562
SYSTEM VOLTAGE LOW
Circuit Description
The transaxle control module(TCM) is an electronic de-
vice which

Page 1418 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 69
DAEWOO V–121 BL4
DTC P0562 – System Voltage Low
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the check completed?�

Page 1419 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 70IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
StepNo Yes Value(s) Action
121. Disconnect the C105 connector and TCM con-
nector.
2. Turn the ignition ON.
3. Measure the voltage of th

Page 1420 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 71
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE(DTC) P0563
SYSTEM VOLTAGE HIGH
Circuit Description
The transaxle control module(TCM) is an electronic de-
vice whi

Page 1421 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 72IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DTC P0563 – System Voltage High
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the check completed?�

5A1 – 72IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DTC P0563 – System Voltage High
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 and record then clear
DTC(s), then turn ignition OFF.
3. Turn the ignition ON and start the engine.
4. Run the engine to 1,200 rpm.
5. Select system voltage on the scan tool.
6. Drive the vehicle and observe the scan tool for
system voltage.
Is the voltage within the values shown?9–16VGo to Step 4Go to Step 3
31. Disconnect the negative battery cable.
2. Measure the voltage of the battery.
Is the voltage within the values shown?9–16VGo to Step 4Go to ”Section
1E, Engine
Electrical”
41. Turn the headlamp ON.
2. Turn the air conditioner ON.
3. Run the engine to 1,200rpm.
4. Observe the scan tool for system voltage.
Is the voltage within the values shown?9–16VGo to Step 6Go to Step 5
51. Turn the ignition OFF.
2. After testing the charging system, repair the
alternator circuit if necessary.
Is the action completed?–System OK–
6Inspect the F2, EF1 fuse for an open.
Was a problem found?–Go to Step 7Go to Step 8
7Replace the fuse if necessary.
Is the replacement complete?–System OK–
81. Turn the ignition ON.
2. Measure the voltage of F2, EF1.
Is the voltage within the values shown?9–16VGo to Step 10Go to Step 9
9Repair the fuse voltage supply lines for an open.
Is the repair completed?–System OK–
101. Turn the ignition OFF.
2. Disconnect the TCM wiring connector.
3. Measure the resistance between EF1 fuse and
terminal B3 of the TCM wiring connector.
Is the resistance within the values shown?0ΩGo to Step 12Go to Step 11
11Repair the circuit(between EF1 and terminal B3) for
a short to ground and open.
Is the repair completed?–System OK–
121. Disconnect the C105 connector and TCM con-
nector.
2. Turn the ignition ON.
3. Measure the voltage of the terminal B3(TCM
wiring connector).
Is the voltage within the values shown?9–16VGo to Step 13Go to Step 14

Page 1422 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 73
DAEWOO V–121 BL4
StepNo Yes Value(s) Action
13Repair the circuit from EF1 to terminal B3 of the TCM
for a short to power.
Is the repair complete?–System

Page 1423 of 2643

DAEWOO LACETTI 2004 Service Repair Manual 5A1 – 74IZF 4 HP 16 AUTOMATIC TRANSAXLE
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE(DTC) P0601
INTERNAL CONTROL MODULE MEMORY CHECKSUM
ERROR
Circuit Description
A normal function of the Transmission

Page 1424 of 2643

DAEWOO LACETTI 2004 Service Repair Manual ZF 4 HP 16 AUTOMATIC TRANSAXLE 5A1 – 75
DAEWOO V–121 BL4
DTC P0601 – Internal Control Module Memory Checksum Error
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.

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