Specifications

4M41 ENGINE -

Vacuum Pump

11B-17-2

INSPECTION

VACUUM PUMP ASSEMBLY

(1) Connect a vacuum tank (capacity: 10 liters) to the vacuum

pump assembly

through a vacuum gauge

: Engine oil inlet

: Engine oil outlet (to oil pan)

(2) With the engine running, read the engine speed when

the vacuum builds up to the standard value.

Standard value:

Degree of vacuum: 93 kPa or more

Pump speed: 1500 r/min

(3) If the reading deviates from the specified standard value,

replace the vacuum pump.

PWEE9409-D

Feb. 2000Mitsubishi Motors Corporation Added