Chrysler PT Cruiser 2001 Service Manual Supplement page 2760

GENERAL INFORMATION
> Failed reverse clutch (hard code)
– OD/Rev lip seal leakage
– Worn reaction shaft support seal rings
– Snap ring out of position
Code P-0731(51) - Excludes geartrain failures
which should be obvious upon disassembly
> If code P-1791(35) is also set, follow diagnostic
procedure for code P-1791(35) first
> Valve body - #1 ball check for LR switch valve
sticking - may also set code P-9736(56) or have no
Reverse
> Speed sensor or associated wiring may also set
codes P-0736(50), P-0715(56), or P-0720(57)
> Failed or intermittent slipping UD clutch - may
also set P-0732(52), or P-0733(53)
– UD seal leakage (intermittent)
– Worn input clutch hub bushing (hard code at
heavy throttle)
– Sticky UD accumulator seals (intermittent)
– Worn reaction shaft support seal rings (hard
code at heavy throttle)
– Defective solenoid pack (UD pressure in 4th
gear)
> Failed or slipping LR clutch - may also set code
P-0736(56) or have no Reverse
– LR seal leakage (intermittent)
– Sticky LR accumulator seals (intermittent)
Code P-0732(52) - Excludes geartrain failures
which should be obvious upon disassembly
> If code P-1791(35) is also set, follow diagnostic
procedure for code P-1791(35) first
> Failed or slipping 2-4 clutch - may also set code
P-0734(54)
– 2-4 seal leakage (intermittent)
– Sticky accumulator seals (intermittent)
> Failed or intermittent slipping UD clutch - may
also set code P-0731(51) and/or P-0733(53)
– UD seal leakage (intermittent)
– Worn input clutch hub bushing (hard code at
heavy throttle)
– Sticky UD accumulator seals (intermittent)
– Worn reaction shaft support seal rings (hard
code at heavy throttle)
– Defective solenoid pack (UD pressure in 4th
gear)
Code P-0733(53) - Excludes geartrain failurs which
should be obvious upon disassembly
> If code P-1791(35) is also set, follow diagnostic
procedure for code P-1791(35) first
> Failed or slipping OD clutch - may also set code
P-0734(54)
– OD and Reverse inner and outer lip seal leak-
age (usually hard code)
– Sticky OD accumulator seals (intermittent)
– Worn reaction shaft support seal rings (hard
code at heavy throttle)
– Broken OD/UD tapered snap ring (hard code
at heavy throttle)>
> Failed or intermittent slipping UD clutch - may
also set code P-0731(51) and/or P-0732(52)
– UD seal leakage (intermittent)
– Worn input clutch hub bushing (hard code at
heavy throttle)
– Sticky UD accumulator seals (intermittent)
– Worn reaction shaft support seal rings (hard
code at heavy throttle)
– Defective solenoid pack (UD pressure in 4th
gear)
Code P-0734(54) - Excludes geartrain failurs which
should be obvious upon disassembly
> If code P-1791(35) is also set, follow diagnostic
procedure for code P-1791(35) first
> Failed or slipping OD clutch - may also set code
P-0733(53)
– OD and Reverse inner and outer lip seal leak-
age (usually hard code)
– Sticky OD accumulator seals (intermittent)
– Worn reaction support seal rings (hard code at
heavy throttle)
– Broken OD/UD tapered snap ring (hard code
at heavy throttle)
> Failed or slipping 2-4 clutch - may also set code
P-0732(52)
– 2-4 seal leakage (intermittent)
– Sticky accumulator seals (intermittent)
Codes P-0715(56) and P-0720(57)
> Failed input or output speed sensor (intermittent
or hard code)
> Shorted or open wiring between TCM and speed
sensor(s) (intermittent)
> Connector problems at 60 TCM connector and/or
speed sensor connector
Code P-58
> Open or shorted speed sensor ground (speed
sensor ground is different from chassis ground)
> Open or shorted Transmision Temperature Sen-
sor wiring to TRS
> TRS - will also set code P-1799(74)
> TCM
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