Components COMPONENTS ILLUSTRATION ![]() Installation INSTALLATION PROCEDURE 1. INSTALL OIL PRESSURE SENDER GAUGE ASSEMBLY
2. INSPECT ENGINE OIL LEVEL 3. INSPECT FOR OIL LEAK 4. INSTALL NO. 1 ENGINE UNDER COVER On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT OIL PRESSURE SENDER GAUGE ASSEMBLY
(b) Apply battery positive (+) voltage to the sender gauge terminal through a test LED. (c) Check that the LED does not illuminate when the engine is stopped. (d) Check that the LED flashes when the engine is running. The number of flashes varies with engine speed. If the operation is not as specified, replace the oil pressure sender gauge assembly. Removal REMOVAL PROCEDURE 1. REMOVE NO. 1 ENGINE UNDER COVER 2. REMOVE OIL PRESSURE SENDER GAUGE ASSEMBLY
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Toyota Tundra Service Manual > Sfi System: Brake Switch "B" Circuit High (P0724)
DESCRIPTION The purpose of this circuit is to prevent the engine from stalling while driving in the lock-up condition when the brakes are suddenly applied. When the brake pedal is depressed, this switch sends a signal to the ECM. Then the ECM cancels the operation of the lock-up clutch while braking ...