LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Buick
>>
2004
>>
Century Base
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls (DTC P0506 To P1640)
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Engine Controls (DTC P0506 To P1640)
Expand All (for easy ctrl-f)
Collapse All
Engine Controls Diagnosis
DTC P0506
Circuit Description
Conditions For Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
Diagnostic Aids
Test Description
DTC P0507
Circuit Description
Conditions For Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
Diagnostic Aids
Test Description
DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610
Description
Test Description
DTC P0641
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
Diagnostic Aids
DTC P0650
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
Test Description
DTC P0651
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
Diagnostic Aids
DTC P1106
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Test Description
DTC P1107
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Test Description
DTC P1111
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
DTC P1112
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
DTC P1114
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
DTC P1115
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
DTC P1121
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Test Description
DTC P1122
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Test Description
DTC P1133
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
DTC P1134
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
DTC P1351
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
DTC P1352
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
DTC P1361
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
DTC P1362
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
DTC P1374
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
Diagnostic Aids
DTC P1380
System Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
DTC P1381
System Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Test Description
DTC P1404
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the MIL/DTC
Diagnostic Aids
Test Description
DTC P1640
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Diagnostic Aids