Tundra 4WD V6-3.4L (5VZ-FE) (2004)
Heated Element: Component Tests and General Diagnostics
Double Cab
DOUBLE CAB MODELS
INSPECTION
1. INSPECT DEFOGGER SWITCH (In INTEGRATION CONTROL PANEL SWITCH) CIRCUIT
Disconnect the connector from the panel and inspect the connector on wire harness side, as shown in the chart.
It the result is as specitied, replace the panel.
2. INSPECT DEFOGGER RELAY (Marking: DEFOG) CONTINUITY
It the continuity is not as specified, replace the relay.