ATSG FORD 4R100 Manual page 16

Diagnostic Code
P0713
P0715
P0717
P0718
P0720
P0721
P0722
P0731
P0732
P0733
P0741
P0743
P0750
P0755
16
Technical Service Information
Diagnostic Trouble Code Chart
Description
TFT sensor circuit open, exceeds scale set for
temperature of minus 40°F.
Insufficient input from TSS sensor.
TSS sensor signal intermittent.
TSS sensor signal noisy.
Insufficient input from OSS sensor.
OSS sensor signal noisy.
OSS sensor signal intermittent.
1-2 shift error because of SSA, SSB, or
internal transmission components.
2-3 shift error because of SSA, SSB, or
internal transmission components.
3-4 shift error because of SSA, SSB, or
internal transmission components.
The PCM picked up an excessive amount of
TCC slippage during normal operation.
TCC Solenoid circuit failure.
SSA circuit failure.
SSB circuit failure.
AUTOMATIC TRANSMISSION SERVICE GROUP
FORD 4R100
Figure 19
Symptom
TCC and stabilized shift schedule
may be enabled sooner after cold
start. May flash TCIL.
Set DTC, Flash TCIL and Flash
MIL.
Set DTC, Flash TCIL.
Set DTC.
Set DTC, Flash TCIL and Flash
MIL.
Set DTC.
Set DTC, Flash TCIL.
Improper gear selection depending
on failure mode and transmission
range selector position. Refer to
shift solenoid operation chart.
Improper gear selection depending
on failure mode and transmission
range selector position. Refer to
shift solenoid operation chart.
Improper gear selection depending
on failure mode and transmission
range selector position. Refer to
shift solenoid operation chart.
TCC slippage/erratic or no torque
converter clutch operation. Flash
TCIL.
Short Circuit: Engine stalls in "D"
or "2" at idle with brake applied.
Open Circuit: TCC never engaged.
Improper gear selection depending
on failure mode and transmission
range selector position. Refer to
shift solenoid operation chart.
Improper gear selection depending
on failure mode and transmission
range selector position. Refer to
shift solenoid operation chart.