MR2 Spyder L4-1.8L (1ZZ-FE) (2001)
Heated Glass Element Switch: Testing and Inspection
Connector disconnected
INSPECT DEFOGGER SWITCH CIRCUIT
Disconnect the connector from the switch and inspect the connector on the wire harness side, as shown in the chart.
If the circuit is as specified, replace the switch.
Connector connected
INSPECT DEFOGGER SWITCH CIRCUIT
Connect the connector from the switch and inspect the wire harness side connector from the back side, as shown in the chart.
If the circuit is as specified, try replacing the switch with a new one.
If the circuit is not as specified, inspect the circuit connected to other parts.