Dtc P0563 System Voltage (Engine Side) Too High - Daewoo CIELO EURO III Manual

Any circuitry, that is suspected as causing the intermit-
tent complaint, should be thoroughly checked for the fol-
lowing conditions:
D Backed-out terminals
D Improper mating
D Broken locks
D Improperly formed
D Damaged terminals
D Poor terminal-to-wiring connections
D Physical damage to the wiring harness
Test Description
Number(s) below refer to the step number(s) on the
Diagnostic Table.
1. The On-Board Diagnostic (EOBD) System Check
prompts the technician to complete some basic
Step
Perform an On-Board Diagnostic (EOBD) System
Check.
1
Is the system check complete?
1. Install a scan tool and clear the Diagnostic
Trouble Codes (DTCs).
2. Start the engine and raise the engine speed to
the specified value.
2
3. Load the electrical system by turning on the
headlights, high blower motor, etc.
Is the ignition voltage greater than the specified val-
ue?
1. With the engine still running at the specified
value.
3 2. Using a Digital Voltmeter (DVM), measure the
battery voltage at the battery.
Is the battery voltage less than the specified value?
1. Turn the ignition switch OFF.
4 2. Replace the ECM.
Is the repair complete?
1. Using the scan tool, clear the DTCs.
2. Start the engine and idle at normal operating
temperature.
3. Operate the vehicle within the conditions for
5
setting this DTC as specified in the supporting
text.
Does the scan tool indicate that this diagnostic has
run and passed?
Check if any additional DTCs are set.
6
Are any DTCs displayed that have not been diag-
nosed?
DAEWOO T-154 BL2,3

DTC P0563 System Voltage (Engine Side) Too High

Action
ENGINE CONTROLS 1F – 353
checks and store the freeze frame and failure re-
cords data on the scan tool if applicable. This
creates an electronic copy of the data taken when
the malfunction occurred. The information is then
stored on the scan tool for later reference.
2. This checks if the generator is malfunctioning under
load conditions.
4. The replacement ECM must be repro-
grammed. Refer to the latest Techline procedure for
ECM reprogramming.
6. If no malfunctions have been found at this point and
no additional DTCs were set, refer to "Diagnostic
Aids" in this section for additional checks and infor-
mation.
Value(s)
–
Go to Step 2
1400 rpm
16 v Go to Step 3
1400 rpm
Go to Step 4
16 v
–
Go to Step 5
–
Go to Step 6
applicable
–
DTC table
Yes No
Go to
"On-Board
Diagnostic
System Check"
Go to Step 5
Go to
"Diagnostic
Aids"
–
Go to Step 2
Go to
System OK