Temperature Gauge: Testing and Inspection

Fig. 17 Temperature Gauge Indicates Hot With Engine Coolant Below Operating Temperature.:

Fig. 18 Temperature Gauge Indicates Cold At All Times.:

Fig. 19 Temperature Gauge Is Inaccurate.:

Tester J24538-A, or equivalent, must be used to diagnose a temperature gauge malfunction.
When troubleshooting temperature gauge refer to Figs. 17 through 19 for diagnostic flow chart.