Suzuki Ignis Service Manual page 787

7B-42 AUTOMATIC TRANSMISSION (4 A/T)
Step
5 1) Turn ignition switch OFF and disconnect
ECM couplers.
2) Turn ignition switch ON and check voltage
between terminal "C41-21" of disconnected
harness side ECM coupler and body
ground.
Is it 10 – 14 V?
6 1) Check for proper connection of terminal
"C41-21" of ECM coupler.
2) If OK, turn ignition switch OFF and discon-
nect ECM couplers.
3) Turn ignition switch ON and check voltage
between terminal "C41-21" of disconnected
harness side ECM coupler and body
ground.
Is it 10 – 14 V?
7 1) Turn ignition switch OFF and disconnect
TCM couplers.
2) Check resistance between terminal "C43-8"
of disconnected harness side TCM coupler
and body ground.
Is it infinity?
Action Yes
Go to Step 7.
Go to Step 7.
Intermittent trouble or
faulty ECM.
Check for intermittent
referring to "INTERMIT-
TENT AND POOR CON-
NECTION" in Section 0A.
If no trouble found, substi-
tute a known-good ECM
and recheck.
No
Substitute a known-good
TCM and recheck.
"PPL" wire open or poor
connection of terminal
"C43-8" of TCM coupler.
If wire and connection are
OK, substitute a known-
good TCM and recheck.
"PPL" wire shorted to
ground.