1. Remove the bulkhead harness connector from TCM. Transmission Control Module (TCM) > REMOVAL 2. Set the ST between the TCM and bulkhead harness.
3. Set the probe of oscilloscope to the check board connector. Terminals: No. 13 (+) — No. 26 (−)
4. Start and warm up the engine. 5. Check the waveform of secondary speed sensor with engine idling. NOTE: The waveform cycle changes as the speed changes. |
Note
For procedure of each component in the air conditioning system, refer to the respective section.• Blower motor unit assembly: Blower Motor Unit Assembly• Blower motor: Blower Motor• Power transistor (auto A/C model): Power Transistor (Auto A/C Model)• Blower resistor (manu ...