Pinout Values and Diagnostic Parameters

TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU

HINT
Inspect the connectors from the back side.

1. CHECK TIRE PRESSURE WARNING ECU





(a) Disconnect the O14 tire pressure warning antenna and receiver connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage





(c) Connect the O14 tire pressure warning antenna and receiver connector.

(d) Measure the voltage and resistance according to the value(s) in the table below.

Standard





If the result is not as specified, the ECU may have a malfunction.

(e) Using an oscilloscope, check the waveform 1.