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VAPSII - DTC C1928

New 03/29/2006


Had the use of an NGS a few days ago, I went thru all the tests and got a code C1928 - a short in the VAPSII wiring. Googled the site but couldn't find any info on VAPSII. Can anyone help, please?

'99 UA Welded
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DTC C1928: VAPS SOLENOID ACTUATOR RETURN CIRCUIT SHORT TO GROUND

 

C1928-1 ELIMINATE OPEN CIRCUIT

Is resistance less than 20 ohms?
Yes No
GO to C1928-2 . GO to DTC C1898 to repair open VAPS circuit.
 

C1928-2 TEST CIRCUIT 153 (P/Y) FOR SHORT TO GROUND

Is resistance less than 10,000 ohms?
Yes No
REPAIR short to ground in Circuit 153 (P/Y). GO to C1928-3 .
 

C1928-3 TEST CIRCUIT 86 FOR SHORT TO GROUND

Is resistance less than 10,000 ohms?
Yes No
REPAIR short to ground in Circuit 86 (GY/O). GO to C1928-4 .
 

C1928-4 TEST VAPS ACTUATOR FOR SHORT TO GROUND

Is resistance less than 10,000 ohms?
Yes No
REMOVE and REPLACE VAPS actuator. GO to C1928-5 .
 

C1928-5 WIGGLE TEST

Is C1898 or C1899 retrieved during wiggle test?
Yes No
REPAIR component being agitated when wiggle test DTC was retrieved. RESTORE vehicle. REPEAT self-test. REPLACE GEM.
 

 


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