Suzuki Wagon R Manual page 748

STEP
4 1) Turn ignition switch OFF and connect A/T VSS
coupler.
2) Measure resistance between terminal "B11"
(of disconnected harness side coupler) –
body ground then terminal "B3" (of disconnected
harness side coupler) – body ground.
Is it about 0 Ω?
5 Measure resistance between terminal "B11" – "B12"
(of disconnected harness side coupler) then
terminal "B3" – "B12" (of disconnected harness side
coupler).
Is it about 0 Ω?
Figure for step 1, 2
1. A / T VSS
2. A / T VSS – input rev. sensor coupler
Figure for step 2, 5
ACTION
1. "B11" terminal
2. "B3" terminal
3. "B12" terminal
4. TCM coupler
AUTOMATIC TRANSMISSION (4 A / T) 7B-37
YES
Short in between
"W" wire and
ground or "B" wire
and ground.
"W" wire or "B" wire
shorted to shield
portion.
Figure for step 3
Figure for step 4
NO
Go to Step 5.
Poor connection of terminal
"B11" or "B3" of the TCM.
If all the above are in good
condition, the cause can be
a temporary malfunction of
the TCM or the TCM itself.
1. Terminal "3"
2. Terminal "4"
1. "B11" terminal
2. "B3" terminal
3. TCM coupler