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DTC P0710 (DTC No.36/38) TRANSMISSION TEMPERATURE SENSOR CIRCUIT MALFUNC-
TION
1. Transmission temperature sensor
2. Coupler
DTC DETECTING CONDITION
• A/T fluid temperature signal input voltage too low.
• A/T fluid temperature signal input voltage does not go down although standard value of engine rev. signal
input.
Step
1
1) Turn ignition switch OFF and disconnect
sensor wire harness coupler.
2) Measure resistance between "BLU/RED"
wire and "GRY/RED" wire terminal of sen-
sor side coupler.
Is it infinity or 0 Ω?
2
Is DTC No.36?
3
Is DTC No.38?
4
1) Turn ignition switch OFF and connect sen-
sor wire harness coupler.
2) Disconnect TCM couplers.
3) Measure the resistance between terminal
"C44-3" and "C44-16" of disconnected har-
ness side coupler.
Is it about 0 Ω?
3. TCM
4. TCM coupler (viewed from harness side)
Action
AUTOMATIC TRANSMISSION (4 A/T) 7B-47
Yes
Faulty transmission tem-
perature sensor.
Replace transmission
temperature sensor.
Go to Step 4.
Go to Step 5.
"BLU/RED" and "GRY/
RED" wire shorted each
other.
No
Go to Step 2.
Go to Step 3.
Go to Step 6.
(When DTC is P0710.)
Substitute a known-good
TCM and recheck.
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