Protege LX L4-1489cc 1.5L DOHC MFI (1998)
4. To inspect the continuity of terminal J, disconnect the heater control unit connector.
5. If not as specified, inspect the parts listed under "Inspection area" and the related wiring harnesses.
6. If the pans and wiring harnesses are OK but the system still does not work properly, replace the heater control unit.
Terminal voltage list (reference)
