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P0755-2/4 SOLENOID CIRCUIT (CONTINUED) 3. PCM AND WIRING Turn the ignition off to the lock position. Remove the Starter Relay. CAUTION: Removal of the Starter Relay is to prevent a Transmission NO RESPONSE condition and to dis- Ignition on, engine not running. With the scan tool, actuate the 2/4 Solenoid. Monitor the 2/4 Solenoid LED on the Transmission Simulator. Did the 2/4 Solenoid LED on the Transmission Simulator blink on and off during actuation? Yes >> Go To 7 No >> Go To 4 4. (T19) 2/4 SOLENOID CONTROL CIRCUIT OPEN Turn the ignition off to the lock position. Disconnect the PCM C4 harness connector. Disconnect the Transmission Solenoid/Pressure Switch Assembly har- CAUTION: Do not probe the PCM harness connectors. Probing Is the resistance above 5.0 ohms? Yes >> Repair the (T19) 2/4 Solenoid Control circuit for an open. Perform 42RLE TRANSMISSION VERIFICATION TEST - No >> Go To 5 21 - 148 AUTOMATIC TRANSMISSION 42RLE - ELECTRICAL DIAGNOSTICS ND |