Oil Pump Maintenance; Engine Oil Pressure Inspection Procedure - Daewoo Nubira Owner's Manual

DAEWOO V–121 BL4
DOHC ENGINE MECHANICAL 1C – 39
Tighten
Tighten the exhaust pipe support bracket bolts to 40
NSm (30 lb–ft).
Tighten
Tighten the front muffler pipe–to–main catalytic con-
verter nuts to 30 NSm (22 lb–ft).
6. Connect the post–converter oxygen sensor.
7. Connect the negative battery cable.
8. Refill the engine crankcase with engine oil.
OIL PUMP
Tools Required
KM–498–B Pressure Gauge
KM–135 Adapter

Engine Oil Pressure Inspection Procedure

1. Remove the right front wheel well splash shield.
2. Disconnect the oil pressure switch connector.
3. Install the adapter KM–135 in place of the oil pres-
sure switch.
4. Connect the pressure gauge KM–498–B to the
adapter.
5. Start the engine and check the oil pressure at idle
speed and engine temperature of 80³C (176³F).
The minimum oil pressure should be 30 kPa (4.35
psi).
6. Stop the engine and remove the pressure gauge
KM–498–B and the adapter KM–135.