Suzuki Wagon R Plus RB310, Service Manual

Page: 626 / 846

AUTOMATIC TRANSAXLE (M13 ENGINE) 7B1-57
Troubleshooting
Step Action Yes No
1 Was “Automatic Transaxle Diagnostic Flow
Table” performed? Go to Step 2. Go to “Automatic Tran-
saxle Diagnostic Flow
Table” in this section.
2 Check Transmission Fluid Temperature Circuit
for Ground Short.
Check continuity between terminal E13-11 of
disconnected harness side TCM connector and
ground.
Is continuity indicated? “GRN” circuit shorted to
ground. Go to Step 3.
3 Check Transmission Fluid Temperature Circuit
for IG Short.
1) Cool down A/T fluid temperature under
ambient temperature.
2) Connect TCM connectors to TCM with igni-
tion switch OFF.
3) Turn ignition switch ON.
4) Measure voltage between terminal E13-11
of TCM connector and ground.
Is it 4.6 V or more?
“GRN” circuit shorted to
power circuit.
If circuit is OK, go to Step
4. 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.
4 Inspect Transmission Fluid Temperature Sen-
sor.
Inspect transmission temperature sensor refer-
ring to “Transmission Fluid Temperature Sen-
sor” in this section.
Is result satisfactory? 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. Replace transmission
fluid temperature sensor.