RX7 2RTR-1308cc 1.3L MFI (1991)
Step 4
1. Turn the ignition switch ON.
2. Turn the blower switch ON.
3. Measure the voltage at the terminal-wires of the heater relay.
Step 5
1. Turn the ignition switch ON.
2. Turn the blower switch ON.
3. Measure the voltage at terminal-wire (L/O) of the logicon switch assembly with the blower switch from Low to Maximum.
Step 6
1. Check for continuity between the terminal-wires of the heater relay and the power transistor.