Corolla/FX L4-1587cc 4A SOHC (1984)
EFE Heater: Testing and Inspection
1.
Disconnect electrical connector to element and connect ohmmeter between element terminal and intake manifold.
2.
At 68°F, meter should indicate 0.35-1 ohm for ND type elements or 0.5-2 ohms for TDK type element.
3.
If resistance is not within specifications, heating element is defective.