P0048 is set when excessive current is detected in VGT Control solenoid valve control circuit for more than 1 sec. This code is due to short to battery in control circuit or internal short of VGT Control solenoid valve component.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Signal monitoring |
•
VGT Control solenoid valve circuit
•
VGT Control solenoid valve component | ||
Enable Conditions |
•
IG KEY ON | |||
Threshold Value |
•
Short to battery | |||
Diagnostic Time |
•
1000ms | |||
Fail Safe | Fuel cut | NO | ||
EGR Off | YES | |||
Fuel Limit | YES | |||
MIL | NO |