|
DTC Advanced Diagnostics: U3003-17
DTC U3003-17: Battery Voltage High
NOTE
|
|
Initial Diagnosis:
The initial on-board diagnosis occurs right after the vehicle condition is turned to the ON mode, and the EPS indicator comes on, and continues until the indicator goes off. |
|
|
Regular Diagnosis:
The regular on-board diagnosis begins right after the EPS indicator goes off, and it continues until the vehicle condition is turned to the OFF (LOCK) mode. |
|
|
Review "How to troubleshoot the EPS system" before doing the DTC troubleshooting procedure. |
|
|
Test-drive the vehicle according to local traffic conditions and regulations. Do not test-drive on a lift unless specified. |
|
|
The possible causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. |
|
Confirmation Procedure |
With the Driving Pattern:
|
|
Execution |
Regular Diagnosis |
|
Duration |
About 1 second |
|
DTC Type |
|
|
1 drive cycle |
|
|
EPS indicator on | |
|
Fail Safe Action |
|
|
Stop EPS function/assist
(Continue system diagnosis: EPS function/assist will return to normal after the system returns to normal) |
|
|
Stop motion adaptive-EPS function/assist | |
|
Possible Cause |
|
|
Alternator failure |
|
|
Abnormal 12 volt battery |
|
|
EPS motor/control unit internal failure | | |
| | 
