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: Secondary Air Injection System Pump Stuck On Bank1 (P2444-P2447)
DESCRIPTION Refer to P2440 (See page ). DTC No. DTC Detection Condition Trouble Area P2444 P2446 Secondary air pressure more than 3.0 kPa (23 mmHg) despite ECM commanding air pump to turn off (2 trip detection logic) Short in air pump circuit Open or short in pressure sensor circuit Pressure sensor ...