S15/T15 2WD Jimmy V6-262 4.3L (1991)
![background image](/gmc/s15/t15_2wd_jimmy/v6-262_4.3l/Page-787001.png)
Reference Signal: Description and Operation
Crank Signal
The ECM/PCM uses this signal to tell when the vehicle is in the STARTING mode. This information is used to allow enrichment and cancel diagnostics
while engine is cranking.