Nissan 100NX N14 silhouetteN14

VE-TYPE INJECTION PUMP — Testing of Injection Pump

EF & EC-687spec table

CD20 diesel engine (VE-type injection pump). Injection sequence 1-3-4-2; rotating direction Right (observed from the drive shaft).

Testing of Injection Pump

PREPARATION

Injection pump test conditions

Injection pump test conditions

Nozzle
Unit
ValueKV11257800
Nozzle holder
Unit
ValueKV11257802
Nozzle starting pressure
UnitkPa (bar, kg/cm2, psi)
Value14,711 - 15,201 (147.1 - 152.0, 150 - 155, 2,133 - 2,204)
Nozzle tube
Unit
ValueKV11205032
Nozzle tube: Inner dia. x outer dia. x length
Unitmm (in)
Value2.0 x 6.0 x 840 (0.079 x 0.236 x 33.07)
Fuel feed pressure
UnitkPa (bar, kg/cm2, psi)
Value20 (0.20, 0.2, 2.8)
Fuel (test oil)
Unit
ValueISO4113 or SAE J967d
Fuel temperature
Unit°C (°F)
Value45 - 50 (113 - 122)
Rotating direction
Unit
ValueRight (observed from the drive shaft)
Injection sequence
Unit
Value1-3-4-2

PREPARATION

  1. 1
    Prepare necessary service tools.
    Exploded layout of the necessary service tools arranged around a central VE-type injection pump, with arrows pointing from the pump to each tool. Callouts: KV11257800 (nozzle), KV11257802 (nozzle holder), KV11205032 (nozzle tube/pipe), KV11202815/KV11202819 (a cylindrical device, lower center), KV11229522 (top right), KV11229462 (right), KV11242442 (right, bracket/clamp), KV11201036 (bracket, lower right).
    SEF792A

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