P0545 is set when front exhaust gas temp. sensor(T3-VGT) signal voltage is below 0.2V - the lower limit value - for more than 0.6 sec.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Voltage monitoring |
•
Exhaust gas temp. sensor(T3-VGT) wiring
•
Exhaust gas temp. sensor(T3-VGT) component | ||
Enable Conditions |
•
IG KEY "ON" | |||
Threshold Value |
•
Signal voltage below 0.2V(Short to ground in signal circuit) | |||
Diagnostic Time |
•
0.6 sec. | |||
Fail Safe | Fuel cut | NO |
•
Exhaust gas temp. fixed at 400℃ | |
EGR Off | NO | |||
Fuel Limit | NO | |||
Check Lamp | OFF | |||
