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Home >> Chrysler >> 2006 >> PT Cruiser Base, 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 ((40/41TE Automatic Transmission - Electrical Diagnostics)) >> Electrical Diagnostics >> DTC Troubleshooting >> P0736-Gear Ratio Error In Reverse >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different variant/trim than selected.
  1. 1)  DETERMINING IF RELATED TRANSMISSION DTCS ARE PRESENT 

    With the scan tool, read Transmission DTCs.

    If any of these DTCs are present, perform their respective tests first.

    Are there any Loss of Prime, Line Pressure Sensor and/or Speed Sensor DTCs present? 

    Yes 

    1. Refer to DIAGNOSTIC CODE INDEX and perform the appropriate diagnostic procedure(s).
    2. Perform 40/41 TE TRANSMISSION VERIFICATION TEST - VER 1  .

    No 

    1. Go To step  2).
  2. 2)  CHECK TO SEE IF P0731 IS CURRENT 

    With the scan tool, perform the Reverse gear clutch test. Follow the instructions on the scan tool.

    Increase the throttle angle or TPS Degree to 30° for no more than a few seconds.

    CAUTION: Do not overheat the transmission.

    Did the Clutch Test pass, Input Speed remain at zero? 

    Yes 

    1. Go To step  3).

    No 

    1. Repair internal Transmission per the Service Information. Check all of the components related to the Reverse and LR clutches. Inspect the Oil Pump and repair or replace as necessary.
    2. Perform 40/41 TE TRANSMISSION VERIFICATION TEST - VER 1  .
  3. 3)  CHECK FOR INTERMITTENT OPERATION 

    The conditions to set this DTC are not current at this time.

    Check the gearshift linkage adjustment.

    Gear ratio DTCs can be set by problems in the Input and Output Speed Sensor circuits. If the vehicle passes the Clutch Test and still sets Gear Ratio DTC, check the Speed Sensors for proper operation.

    Remove the Ignition Switch Feed fuse from the TIPM.

    CAUTION: Removal of the Ignition Switch Feed fuse from the TIPM will prevent the vehicle from being started in gear.
    WARNING: The Ignition Switch Feed fuse must be removed from the TIPM. Failure to do so can result in personal injury or death.

    Check the wiring and connectors for the Speed Sensors for a good connection, then perform a wiggle test using the Transmission Simulator, Miller tool #8333 and the Electronic Transmission Adapter kit 8333-1A.

    This DTC can also be set under extreme temperature conditions, this is usually caused by an internal problem. Verify if the problem is only experienced under extreme hot or cold conditions.

    With the scan tool, check the DTC EVENT DATA to help identify the conditions in which the DTC was set.

    Check for Service Information Tune-ups or Service Bulletins for any possible causes that may apply.

    Were there any problems found? 

    Yes 

    1. Repair as necessary.
    2. Perform 40/41 TE TRANSMISSION VERIFICATION TEST - VER 1  .

    No 

    1. Test Complete.
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