Suzuki Engine 2002 GRAND VITARA SQ625, Service Manual

Page: 136 / 834

ENGINE GENERAL INFORMATION AND DIAGNOSIS (G16/J20 ENGINES) 6-131
3 1) Remove ECM (PCM) cover.
2) Check voltage between E61-22 terminal of
ECM (PCM) connected coupler and ground.
Other than conditions A and B in Step 2
: 10 – 14 V
Under condition A or B in Step 2 : 0 – 1 V
Is check result as specified?
Fuse blown, “RED”,
“RED/BLK” or “RED/BLU”
circuit open, malfunction
of condenser fan motor or
relay. “YEL/GRN” circuit open,
“YEL/BLU” circuit open or
short, or relay malfunc-
tion.
If above are OK, substi-
tute a known-good ECM
(PCM) and recheck.
Step Action Yes No