DESCRIPTION When the ignition switch is turned ON, positive (+) battery voltage is applied to the air conditioning amplifier. WIRING DIAGRAM ![]() PROCEDURE
(a) Remove the ECU-IG1 NO.3 fuse from the driver side junction block. (b) Measure the resistance according to the value(s) in the table below. Standard resistance:
![]() (a) Disconnect the J19 air conditioning amplifier connector. (b) Measure the resistance and voltage according to the value(s) in the table below. Standard resistance:
Standard voltage:
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Toyota Tundra Owners Manual > Instrument cluster: Gauges and meters
Tachometer Displays the engine speed in revolutions per minute Engine oil pressure gauge Displays the engine oil pressure Outside temperature display Displays the outside temperature within the range of -40ºF (-40ºC) to 122ºF (50ºC). Low outside temperature indicator comes on when the ambient t ...