Diagnostic Trouble Code Chart
CAUTION:
During diagnosis, a DTC code associated with other system may be set when the ignition switch is turned on with connector(s) disconnected. On completion, confirm all systems for DTC code(s). If DTC code(s) are set, erase them all.
DIAGNOSTIC TROUBLE CODE CHART
| A/T DTC NO. | MFI DTC NO. | DIAGNOSIS ITEM | |
|---|---|---|---|
| P1606 | - | EEPROM malfunction | |
| P1763 | P0713 | Transmission fluid temperature sensor system | Open circuit |
| P1764 | P0712 | Short circuit | |
| P1766 | P0715 | Input shaft speed sensor system | Short circuit/open circuit |
| P1767 | P0720 | Output shaft speed sensor system | Short circuit/open circuit |
| P1769 | - | Stoplight switch system | Short circuit |
| P1770 | P0705 | Transmission range switch system | Open circuit |
| P1771 | Short circuit | ||
| P1773 | P0753 | Low-reverse solenoid valve system | Short circuit/open circuit |
| P1774 | P0758 | Underdrive solenoid valve system | Short circuit/open circuit |
| P1775 | P0763 | Second solenoid valve system | Short circuit/open circuit |
| P1776 | P0768 | Overdrive solenoid valve system | Short circuit/open circuit |
| P1777 | P0773 | Reduction solenoid valve system < 5A/T > | Short circuit/open circuit |
| P1778 | P0743 | Torque converter clutch solenoid valve system | Short circuit/open circuit |
| P1779 | P0731 | 1st gear incorrect ratio | |
| P1780 | P0732 | 2nd gear incorrect ratio | |
| P1781 | P0733 | 3rd gear incorrect ratio | |
| P1782 | P0734 | 4th gear incorrect ratio | |
| P1783 | P0735 | 5th gear incorrect ratio < 5A/T > | |
| P1784 | P0736 | Reverse gear incorrect ratio | |
| P1786 | P0741 | Torque converter clutch system | Defective system |
| P1787 | P0742 | Clutch stuck on | |
| P1788 | P1751 | A/T control relay system | Short circuit to ground/open circuit |
NOTE:
The MFI diagnostic trouble codes are the codes which are set when item "MFI" is selected on scan tool MB991958 (M.U.T.-III sub assembly). However, the codes above indicate failure in the automatic transmission.