Suzuki Wagon R Plus RB310 Service Manual page 630

Troubleshooting
Step
1 Was "A/T System Check" performed?
2 Check Input Shaft Speed Sensor Circuit.
1) Disconnect TCM connectors with ignition
switch OFF.
2) Check for proper connection to input shaft
speed sensor at E12-6 and E12-16 termi-
nals.
3) If OK, check resistance of sensor circuit.
Resistance between terminals E12-6 and
E12-16 of disconnected harness side TCM
connector: 560 – 680
Continuity between terminal E12-6/E12-16
of disconnected harness side TCM connec-
tor and ground: No continuity
Are check result satisfactory?
3 Inspect Input Shaft Speed Sensor.
Inspect input shaft speed sensor referring to
"Input Shaft Speed Sensor Inspection".
Is result satisfactory?
4 Check visually input shaft speed sensor and
direct clutch drum for the followings. See Fig.
• No damage
• No foreign material attached
• Correct installation
Are they in good condition?
Fig. for Step 4
Action
Ω
at 20°C (68°F)
AUTOMATIC TRANSAXLE (M13 ENGINE) 7B1-61
Yes
Go to Step 2.
Go to Step 4.
"WHT" or "BLK" circuit
open or short.
Intermittent trouble or
faulty TCM.
Check for intermittent
referring to "Intermittent
and Poor Connection" in
Section 0A.
If OK, substitute a known-
good TCM and recheck.
No
Go to "A/T System Check"
in this section.
Go to Step 3.
Replace input shaft speed
sensor.
Clean, repair or replace.