Diagnostics Information on the FreedomLine® Transmission Refer to ZF Maintenance and Diagnostics Manual MM-0150, FreedomLine® Transmission, for complete maintenance and diagnostics information. To order this publication, contact the OnTrac Service Center at 866-668-7221, or visit the Tech Library at meritorhvs.com. AUTOMATIC TRANSMISSION (DIAGNOSTICS) TRANSMISSION CONTROL MODULE (TCM) I/O SIGNAL 5. Transmission Control Module (TCM) I/O Signal A: ELECTRICAL SPECIFICATION Check with ignition switch ON. Content Con-nector No. Terminal No. Measuring conditions Voltage (V) Resistance to body (ohms) Back-up power supply B56 1 Ignition switch OFF 10 — 13 — DT12 Automated Manual Transmission Detroit™ Connect Virtual Technician ? is a factory-installed onboard diagnostic system that puts you in control of your business 24/7 and takes the guesswork out of powertrain repair by helping you manage your business more efficiently. Powertrain Control System • PCM, vehicle wiring harnesses, pressure control• Carry out on-board diagnostic tests. Refer to the solenoid B Powertrain Control/Emissions Diagnosis (PC/ED) manual for diagnosis and testing of the PCM. • GO to Pinpoint Test D. • Repair as required. Clear DTCs, road test and rerun on-board diagnostic test The ARNINGS, CAW UTIONS, and NOTES in this manual apply only to the Allison transmission and not to other vehicle systems which may interact with the transmission. Be sure to review and observe any vehicle system information provided by the vehicle manufacturer and/or body builder at all times the Allison transmission is being serviced. MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS) 3. General Description A: CAUTION The airbag system wiring harness is routed near the DCCD control module. CAUTION: Airbag system wiring harnesses and connec-tors are yellow. Do not use an electric test equipment to check these circuits. Be careful not to damage the airbag system Automotive Diagnostic Command Set User Manual Auto