Chrysler PT Cruiser 2001 Service Manual Supplement page 2892

TRANSMISSION
P1799-CALCULATED OIL TEMP IN USE —
TEST
2 With the DRBIII , Check the STARTS SINCE SET counter.
NOTE: This counter only applies to the last DTC set.
Is the STARTS SINCE SET counter 2 or less?
Yes → Go To 3
No
3 Turn ignition off to the lock position.
CAUTION: Remove the Starter Relay from the PDC. This will prevent the
vehicle from being started in gear.
Install Transmission simulator (Miller tool #8333) and the FWD Adapter Cable
kit.(Miller tool #8333-1).
Ignition on, engine not running.
While observing thermistor voltage on the DRBIII, place the Sensor Value rotary
knob in all three positions. Compare the DRBIII reading with the numbers on the
simulator.
Pick one of the following.
DRBIII readings always high.
DRBIII readings = simulator +/- 0.25 V
DRBIII readings always low
DRBIII readings erratic.
4 Turn ignition off to the lock position.
Disconnect the TCM harness connector.
Disconnect the TRS harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Speed Sensor Ground circuit from the TCM connector
to the TRS connector.
Is the resistance above 5.0 ohms?
Yes → Repair open Speed Sensor Ground circuit
No
5 Turn ignition off to the lock position.
Disconnect the TCM harness connector.
Disconnect the TRS harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Trans Temp Sensor Signal circuit from the TCM
connector to the TRS connector.
Is the resistance above 5.0 ohms?
Yes → Repair the open Transmission Temperature Sensor Signal circuit.
No
ACTION
→ Go To 12
Go To 4
Go To 9
Go To 10
Go To 12
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
→ Go To 5
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
→ Go To 6
Continued
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APPLICABILITY
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