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P0706-TRANSMISSION RANGE SENSOR RATIONALITY (CONTINUED) 2. ASSEMBLY-TRANSMISSION SOLENOID/TRS Turn the ignition off to the lock position. Remove the Starter Relay. NOTE: Removal of the Starter Relay is to prevent a Transmission, NO RESPONSE, condition and disable the NOTE: Check connectors - Clean/repair as necessary. Ignition on, engine not running. With the scan tool, perform the Shift Lever Position Test. When the scan tool instructs you to put the Gear Selector in a particular position, you must do so using the selector The LED for the gear position in question must be illuminated on the Transmission Simulator prior to pressing 9 ENTER 9 on the scan tool. NOTE: When the scan tool requests the O/D off button be depressed, you must use the O/D OFF button in NOTE: If the Shift Lever Position test fails, make sure to note the identification of the TRS Sense circuit for Did the Shift Lever Position test pass? Yes >> Remove the Oil Pan and Main Valve Body Assembly per the Service Information. Check for metal debris on top of the Solenoid/TRS Assembly and the manual valve code plate. If debris is present, determine Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. No >> Go To 3 3. TRS SENSE CIRCUIT OPEN Turn the ignition off to the lock position. Disconnect the Transmission Simulator, Miller tool #8333. Disconnect the PCM harness connectors and install Miller tool #8815. CAUTION: Do not probe the PCM harness connectors. Probing the PCM harness connectors will damage Is the resistance above 5.0 ohms? Yes >> Repair the identified (T1, T2, T3, T41, or T42) TRS Sense circuit for an open. Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. No >> Go To 4 HB AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS 21 - 369 |