SsangYong: Engine Euro 4. Manual - part 79
O : Turning on when the condition is occurred twice consecutively
•
: Turning on when the condition is occurred once
New DTC
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
104
DIAGNOSIS
ECU
DTC
Trouble
Engine CHECK
warning lamp
Help
Related
I t e m
P0452
Low Fuel Tank
Pressure Sensor Signal
xxxxx
Condition
- The fuel tank pressure signal is below the minimum fuel
tank pressure (0.1V).
- Related circuit: open circuit
xxxxx
Specification
37.5 mbar
→ 4.51 V
30.0 mbar
→ 3.90 V
20.0 mbar
→ 3.10 V
10.0 mbar
→ 2.30 V
0 mbar
→ 1.50 V
10.0 mbar
→ 0.60 V
12.5 mbar
→ 0.49 V
xxxxx
Actions
1. Measure the actual fuel tank pressure using SCAN-100.
2. Inspect the circuits of ECU pin No. 18 and 41 and check pin
No. 42.
3. Check the fuel tank pressure sensor.
4. Check the ECU.
P0453
High Fuel Tank
Pressure Sensor Signal
xxxxx
Condition
- The fuel tank pressure signal is over the maximum fuel tank
pressure (4.9 V).
- Related circuit: open circuit
xxxxx
Specification
37.5 mbar
→ 4.51 V
30.0 mbar
→ 3.90 V
20.0 mbar
→ 3.10 V
10.0 mbar
→ 2.30 V
0 mbar
→ 1.50 V
10.0 mbar
→ 0.60 V
12.5 mbar
→ 0.49 V
xxxxx
Actions
1. Measure the actual fuel tank pressuring using SCAN-100.
2. Inspect the circuits of ECU pin No. 18 and 41 and check pin
No. 42.
3. Check the fuel tank pressure sensor.
4. Check the ECU.
O
O
Fuel tank
pressure
sensor
P0455
Fuel Tank: Large Oil
Leakage
xxxxx
Condition
- The evaporated gas in the fuel tank is leaked.
Diagnosis for large leaks
xxxxx
Actions
1. Inspect the fuel tank and connecting route for the
followings:
- Fuel tank cap for crack or damage
- Vacuum hose for crack, puncture and clogging
- Fuel tank for crack, puncture and damage
- Canister for crack, puncture and damage
- Fuel tank pressure sensor
- Canister shut-off valve
2. Check the ECU.
Evaporated
Gas Control
System
O