RM3660EC _51 Engine / Hybrid System _080792 NR Series EMISSION CONTROL _0392496 PURGE VALVE G

NR Series EMISSION CONTROL  PURGE VALVE  INSPECTION  


PROCEDURE

Hide 25860 1.INSPECT PURGE VALVE (PURGE VSV)

a.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:
Tester Connection Condition Specified Condition
1 - 2 20°C (68°F) 23 to 26 Ω


If the result is not as specified, replace the purge valve (purge VSV).


b.

Check the operation of the purge valve (purge VSV).

i.
A445637C01
0.802,1.948 1.031,1.948 1.031,1.948 1.125,1.365 false 1.531,1.969 1.76,1.969 1.76,1.969 1.854,1.385 true 1.375,1.875 1.75,2.156 0.375,0.281 10 false *a 0.625,1.844 0.958,2.063 0.333,0.219 10 false *b 2.615,1.531 2.938,1.781 0.323,0.25 10 false *c
*a Port (E)
*b Port (F)
*c Air


Check that air does not flow from the port (F) when air is applied to the port (E).


ii.
A445638C01
0.479,1.854 0.667,1.854 0.667,1.854 0.75,1.313 false 1.156,2 1.344,2 1.344,2 1.469,1.323 true 1,1.927 1.365,2.135 0.365,0.208 10 false *a 0.323,1.76 0.688,2.073 0.365,0.313 10 false *b 2.146,1.615 2.448,1.833 0.302,0.219 10 false *c 2.323,0.156 2.656,0.385 0.333,0.229 10 false *d
*a Port (E)
*b Port (F)
*c Air
*d Component without harness connected
(Purge Valve (Purge VSV))


Apply battery voltage between the terminals of the purge valve (purge VSV) and check that the following occurs when blowing air into the port (E).

OK:
Condition Specified Condition
Battery voltage applied between terminals 1 and 2 Air flows from port (F)
Battery voltage not applied between terminals 1 and 2 Air does not flow


If the result is not as specified, replace the purge valve (purge VSV).



Hide 23285A 2.INSPECT NO. 1 CHECK VALVE

a.

Install a clean hose to the No. 1 check valve.


b.

Check the operation of the No. 1 check valve.

i.
A355588C02
1.042,1.656 1.24,1.656 1.24,1.656 1.573,1.333 true 0.448,0.177 0.771,0.406 0.323,0.229 10 false *b 0.833,1.573 1.24,1.854 0.406,0.281 10 false *a
*a Purge Valve (Purge VSV) Side
*b Air


Blow air into the purge valve (purge VSV) side and check that air passes through easily.

If the result is not as specified, replace the No. 1 check valve.

CAUTION:

Do not suck air through the No. 1 check valve.

Petroleum substances inside the No. 1 check valve are hazardous to your health.



ii.
A355042C02
0.917,0.958 1.344,0.365 1.344,0.365 1.542,0.365 true 1.625,0.292 1.906,0.521 0.281,0.229 10 false *a 3,0.917 3.229,1.146 0.229,0.229 10 false *b
*a Intake Manifold Side
*b Air


Blow air into the intake manifold side and check that air passes through with difficulty.

If the result is not as specified, replace the No. 1 check valve.