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THERMO Time Switch

Disconnect negative battery cable and switch connector. Using ohmmeter, check resistance between terminals. See THERMO TIME SWITCH RESISTANCE chart. If readings are not as specified, replace thermo time switch.

THERMO TIME SWITCH RESISTANCE

Model Terminals Ohms Coolant Temp.: °F (°C)
Camry STA-STJ 30-50 Below 95 (35)
Camry STA-STJ 70-90 Above 95 (35)
Camry STA-Gnd. 30-90 N/A
Celica STA-STJ 25-35 Below 72 (22)
Celica STA-STJ 64-76 Above 72 (22)
Cressida, Supra STA-STJ 30-50 Below 72 (22)
Cressida, Supra STA-STJ 70-90 Above 72 (22)
Cressida, Supra STA-Gnd. 30-90 N/A
Starlet STA-Gnd. 25-35 Below 95 (35)
Starlet STA-Gnd. 64-76 Above 95 (35)
Fig 1: Thermo Time Switch Terminal Identification
G34510Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002