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P1756-GOV PRESS NOT EQUAL TO TARGET @ 35 - 40 PSI (GAS) (CONTINUED) 9. GOVERNOR PRESSURE SENSOR Reconnect the PCM harness connectors. NOTE: The PCM harness connectors must not be disconnected Measure the voltage of the 5-volt Supply circuit at the Governor Pres- Is the voltage between 4.5 and 5.5 volts? Yes >> Replace the Governor Pressure/Transmission Temperature Sensor per the Service Information. (Refer to 21 - TRANS- Perform RE TRANSMISSION VERIFICATION TEST VER - No >> Using the schematics as a guide, check the Powertrain Control Module (PCM) pins, terminals, and con- nectors for corrosion, damage, or terminal push out. Pay particular attention to all power and ground - ELECTRICAL/ELECTRONIC CONTROL MODULES/POWERTRAIN CONTROL MODULE - REMOVAL) Perform RE TRANSMISSION VERIFICATION TEST VER - 1 (GAS). (Refer to 21 - TRANSMISSION/ 10. TRANSMISSION - INTERNAL DAMAGE Turn the ignition off to the lock position. Remove the transmission oil pan per the Service Information. (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTO- Inspect the transmission oil pan for burnt transmission fluid and/or excessive debris. Is the transmission fluid burnt and/or contain excessive debris? Yes >> Repair the internal transmission per the Service Information. (Refer to 21 - TRANSMISSION/TRANS- AXLE/AUTOMATIC - 48RE - REMOVAL) Perform RE TRANSMISSION VERIFICATION TEST VER - 1 (GAS). (Refer to 21 - TRANSMISSION/ No >> Go To 11 21 - 764 AUTOMATIC TRANSMISSION - 48RE - GAS - ELECTRICAL DIAGNOSTICS DR/DH |