AUTOMATIC TRANSMISSION (4 A / T) 7B1-51
DTC CONFIRMATION PROCEDURE
WARNING:
D When performing a road test, select a place where there is no traffic or possibility of a traffic accident
and be very careful during testing to avoid occurrence of an accident.
D Road test should be carried out with 2 persons, a driver and a tester, on a level road.
1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTC in TCM memory by using scan tool.
3) Start engine, warm it up to normal operating temperature and shift transfer lever to “2H” or “4H” range.
4) Shift selector lever in D range and start vehicle.
5) Increase vehicle speed to about 80 km/h (50 mile/h) in 4th gear and in D range.
6) Release accelerator pedal, decrease vehicle speed and stop vehicle.
7) Repeat step 4) to step 6) one time.
8) Check DTC by using scan tool.
TROUBLESHOOTING
Step Action Yes No
1 Was “A/T DIAGNOSTIC FLOW TABLE” in this
section performed?
Go to Step 2. Go to “A/T
DIAGNOSTIC FLOW
TABLE” in this section.
2 Check TCC solenoid circuit for short.
1) Turn ignition switch OFF and disconnect TCM
connectors.
2) Check for proper connection to TCM at terminal
E203-12.
3) If OK, then turn ignition switch ON and measure
voltage between terminal E203-12 of
disconnected TCM harness side connector and
ground.
Is it about 0 V?
Go to Step 3. “GRN/ORN” circuit
shorted to power
circuit.
3 Check TCC solenoid circuit for open or short.
1) Turn ignition switch OFF.
2) Measure resistance between terminal E203-12
of disconnected TCM harness side connector
and ground.
Is it 11 – 15 Ω (at 20_C (68_F))?
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.
“GRN/ORN” circuit
open or shorted to
ground.
If wire and connections
are OK, replace TCC
solenoid.
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