INSPECTION PROCEDURE 1. INSPECT AIR SWITCHING VALVE ASSEMBLY
(b) Check the operation of the air switching valve assembly. ![]() (1) Check that air does not flow from port A to port B. Text in Illustration
NOTICE: Make sure the applied pressure is 30 kPa (0.3 kgf/cm2, 4.4 psi) or less. If the result is not as specified, replace the air switching valve assembly. ![]() (2) Apply battery voltage across terminals 1 and 5. Text in Illustration
NOTICE: When applying voltage, do not touch terminals 2, 3 or 4. (3) Check that air flows from port A to port B. If the result is not as specified, replace the air switching valve assembly. |
Toyota Tundra Service Manual > Intuitive Parking Assist System: Vehicle Speed Signal Circuit
WIRING DIAGRAM PROCEDURE 1. CHECK COMBINATION METER ASSEMBLY (SPEED SIGNAL) (a) Disconnect the clearance warning ECU assembly connector. (b) Using an oscilloscope, check the signal waveform of the combination meter assembly. Measurement Condition Item Content Terminal No. (Symbol) J35-17 (SPD) - Bod ...