APP Angle: This parameter displays the position of the accelerator
pedal. A display of 0 percent indicates that the accelerator pedal is fully released.
A display of 100 percent indicates that the accelerator is fully depressed.
The value indicated may not correspond to the TP angle value.
Brake Switch: This parameter displays the state of the brake
switch circuit input. The scan tool will display Applied when the brake pedal is
depressed and Released when the brake pedal is released.
Commanded Gear: This parameter displays the current commanded
state of the shift solenoid valves. The scan tool displays 1, 2, 3, 4 or 5.
Cruise: This parameter displays the commanded state of the cruise
control system. The scan tool displays ENABLED or DISABLED. When the display indicates
ENABLED, the PCM is allowing cruise control operation. When the display indicates
DISABLED, the PCM has disabled cruise control operation. When the cruise control display
is ENABLED, shift patterns will be altered for 2-3 and 3-4 upshifts or
4-3 and 3-2 downshifts.
ECT: This parameter displays the input signal from the engine
coolant temperature (ECT) sensor. ECT is high at 151°C (304°F) when
the signal voltage is low, 0 volt. ECT is low at -40°C (-40°F)
when the signal voltage is high, 5 volt.
Engine Run Time: This parameter displays a measure in Hr:Min:Sec
of the length of time the engine has been operating. When the ignition is cycled to
OFF, the value is reset to zero.
Engine Speed: This parameter displays the rotational
speed of the engine expressed as revolutions per minute.
Engine Torque: This parameter displays a calculated value based
on engine load, throttle position, mass air flow, and other engine inputs. This parameter
is accurate to within 20 N·m (15 ft lb) of actual measured
engine torque.
Gear Ratio: This parameter displays the actual transmission
gear ratio. The scan tool displays the gear ratio calculated from the automatic transmission
input shaft speed sensor (AT ISS) and the automatic transmission output
shaft speed sensor (AT OSS) inputs.
Ignition Voltage: This parameter displays the system voltage
measured at the ignition feed.
Last 1-2 Shift Status: This parameter displays the shift
quality of the last 1-2 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 2-1 Shift Status: This parameter displays the shift
quality of the last 2-1 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 2-3 Shift Status: This parameter displays the shift
quality of the last 2-3 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 2-4 Shift Status: This parameter displays the shift
quality of the last 2-4 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 3-2 Shift Status: This parameter displays the shift
quality of the last 3-2 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 3-4 Shift Status: This parameter displays the shift
quality of the last 3-4 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 4-2 Shift Status: This parameter displays the shift
quality of the last 4-2 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 4-3 Shift Status: This parameter displays the shift
quality of the last 4-3 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 4-5 Shift Status: This parameter displays the shift
quality of the last 4-5 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Last 5-4 Shift Status: This parameter displays the shift
quality of the last 5-4 gearshift. The scan tool displays Good, Long,
Short, Tie-Up, Flare, or Inconclusive. Inconclusive is displayed if the conditions
for determining the last shift status were not met.
Line PC Sol. Actual Current: This parameter displays the actual
current flow of the line pressure control (PC) solenoid valve circuit. The
scan tool displays current flow in amps. A reading of 0.00 amps, no current
is flowing, indicates high line pressure. A reading of 1.10 amps, a high flow
of current, indicates low line pressure.
Line PC Sol. CKT Status: This parameter displays whether an open, short to voltage or ground exists in the line pressure control (PC) solenoid valve feedback signal circuit. The scan tool displays OK, Open/Short to Volts, Short to
GND, or Indeterminate.
Line PC Sol. Duty Cycle: This parameter displays the commanded
state of the line pressure control (PC) solenoid valve. The scan tool displays
the percentage of the PC solenoid valve energized On time. A reading of 0 percent
indicates zero On time, or a non-energized, commanded Off, state. A reading
of 100 percent represents a fully energized, commanded On, state.
Line PC Sol. Ref. Current: This parameter displays the commanded
reference current flow of the line pressure control (PC) solenoid valve circuit.
The scan tool displays current flow in amps. A reading of 0.00 amps, no current
is flowing, indicates high line pressure. A reading of 1.10 amps, a high flow
of current, indicates low line pressure.
Shift PC Sol. Actual Current: This parameter displays the actual
current flow of the shift pressure control (PC) solenoid valve circuit. The
scan tool displays current flow in amps. A reading of 0.00 amps, no current
is flowing, indicates an actual high shift pressure. A reading of 1.10 amps,
a high flow of current, indicates low shift pressure.
Shift PC Sol. CKT Status: This parameter displays whether an
open, short to voltage or ground exists in the shift pressure control (PC)
solenoid valve feedback signal circuit. The scan tool displays OK, Open/Short to Volts,
Short to GND.
Shift PC Sol. Duty Cycle: This parameter displays the commanded
state of the shift pressure control (PC) solenoid valve. The scan tool displays
the percentage of the shift PC solenoid valve energized ON time. A reading of 0 percent
indicates zero ON time, a non-energized commanded OFF state. A reading of 100 percent
represents an energized commanded ON state.
Shift PC Sol. Ref. Current: This parameter displays the commanded
reference current flow of the shift pressure control (PC) solenoid
valve circuit. The scan tool displays current flow in amps. A reading of 0.00 amps,
no current is flowing, indicates an actual high shift pressure. A reading of 1.10 amps,
a high flow of current, indicates low shift pressure.
Shift Sol. 1 CKT Status: This parameter displays whether an
open, short to voltage or ground exists in the shift solenoid valve 1 feedback
signal circuit. The scan tool displays OK, Open/Short to Volts, Short to GND.
Shift Solenoid 1: This parameter displays the commanded state
of the reverse, 1st shift solenoid valve (S1). The scan tool displays On/Off.
Shift Sol. 2 CKT Status: This parameter displays whether an
open or short to voltage or ground exists in the 2-3, 3-4 shift solenoid
valve (S2) feedback signal circuit. The scan tool displays OK, Open/Short
to Volts, or Short to GND.
Shift Solenoid 2: This parameter displays the commanded state
of the 2-3, 3-4 shift solenoid valve (S2). The scan tool displays
On/Off.
Shift Sol. 3 CKT Status: This parameter displays whether an
open or short to voltage or ground exists in the 1-2, 2-3, reverse, shift
solenoid valve (S3) feedback signal. The scan tool displays OK, Open/Short
to Volts, or Short to GND.
Shift Solenoid 3: This parameter displays the commanded state
of the 1-2, 2-3, reverse shift solenoid valve (S3). The scan tool
displays On/Off.
Shift Sol. 4 CKT Status: This parameter displays whether an
open or short to voltage or ground exists in the 3-4, 4-5 shift solenoid
valve (S4) feedback signal circuit. The scan tool displays OK, Open/Short
to Volts, or Short to GND.
Shift Solenoid 4: This parameter displays the commanded state
of the 3-4, 4-5 shift solenoid valve (S4). The scan tool displays
On/Off.
Shift Sol. 5 CKT Status: This parameter displays whether an
open or short to voltage or ground exists in the reverse shift solenoid valve (S5) feedback
signal circuit. The scan tool displays OK, Open/Short to Volts, or Short to GND.
Shift Solenoid 5: This parameter displays the commanded state
of the reverse shift solenoid valve (S5). The scan tool displays On/Off.
TCC PC Sol. Actual Current: This parameter displays the actual
current of the torque converter clutch (TCC) lock up pressure control (PC)
solenoid valve circuit. The scan tool displays current flow in amps. A reading of
0.00 amps, no current flowing, indicates a low TCC apply pressure. A reading
of 1.10 amps, a high flow of current, indicates a high TCC apply pressure.
TCC PC Sol. CKT Status: This parameter displays whether an open or short to voltage or ground exists in the torque converter clutch (TCC) pressure control (PC) solenoid valve feedback signal circuit. The scan tool displays
OK, Open/Short to Volts, Short to GND, or Indeterminate.
TCC PC Sol. Duty Cycle: This parameter displays the commanded
On time of the torque converter clutch (TCC) solenoid valve. The scan tool
displays On time in percentage. A reading of 100 percent represents an energized,
commanded On state. A reading of 0 percent represents a non-energized
commanded OFF state.
TCC PC Sol. Ref. Current: This parameter displays the commanded
reference current flow of the torque converter clutch (TCC) lock up pressure
control (PC) solenoid valve circuit. The scan tool displays current flow in
amps. A reading of 0.00 amps, no current flow, indicates an actual high commanded
apply pressure. A reading of 1.10 amps, a high flow of current, indicates a
high commanded TCC apply pressure.
TCC Slip Speed: This parameter displays the difference between
transmission input speed and engine speed. A negative value indicates the engine speed
is less than the input speed, deceleration. A positive value indicates the engine
speed is greater than the input speed, acceleration. A value of zero indicates the
engine speed is equal to the input speed, TCC applied.
TR Sw.: This parameter displays the decoded status of the four
A/B/C/P inputs from the transmission range switch. The scan tool displays Park, Reverse,
Neutral, Drive, Intermediate, Low, and invalid. If a valid combination of inputs is
not detected, invalid will be displayed.
TR Sw. A/B/C/P: This parameter displays the status of the four
inputs from the transmission range switch. The scan tool displays HI/LOW. HI indicates
an ignition voltage input to the control module. LOW indicates a zero voltage input
to the control module.
Trans. Fluid Temp.: This parameter displays the input signal of the transmission fluid temperature sensor. Transmission fluid temperature is high, 151°C (304°F), when signal voltage is low, 0 volt. Transmission fluid temperature
is low, -40°C (-40°F), when signal voltage is high, 5 volt.
Trans. Oil Life: This parameter displays the transmission oil
life remaining. The scan tool displays remaining oil life in percentage. The transmission
oil life calculation is based on transmission fluid temperature and engine run time.
Trans. Protection Mode: This parameter displays the status of
the transmission protection mode. The scan tool displays Yes/No. Yes indicates that
a fault has occurred, and that the transmission protection mode is active and has
inhibited certain gears, as well as taken other actions to prevent damage.
Transmission Hot Mode: This parameter displays the automatic
transmission fluid temperature (TFT) and displays On or Off. Off indicates
that the TFT has not exceeded 130°C (266°F). On indicates that the TFT has
exceeded 130°C (266°F) and has not cooled to 120°C (248°F) for greater
that 5 seconds. These numbers are approximate and differ with transmissions.
Transmission ISS: This parameter displays the rotational speed
of the transmission input shaft. The scan tool displays input shaft speed as
revolutions per minute (RPM).
Transmission OSS: This parameter displays the rotational speed
of the transmission output shaft. The scan tool displays output shaft speed as revolutions
per minute (RPM). On four-wheel drive applications, the transfer case
output shaft speed is measured.
Vehicle Speed: This parameter displays the speed at which the
vehicle is traveling. The scan tool displays vehicle speed as kilometers per hour (km/h),
miles per hour (MPH). The vehicle speed is calculated based on the input signal
from the automatic transmission output shaft speed sensor.