Pinout Values and Diagnostic Parameters

OTHER SYSTEM: CLOCK: TERMINALS OF ECU

1. CLOCK ASSEMBLY (IN HEATER CONTROL PANEL) (w/o Navigation System w/o Multi-display)

HINT
* Measure the voltage with the connector still connected.
* The whole heater control panel should be replaced if the clock assembly has a malfunction because this part is not independently supplied.









(a) Waveform (Reference): Using oscilloscope:









HINT
Duty ratio changes as the illumination becomes darker (the period "A" shown in the illustration becomes longer).

2. CLOCK ASSEMBLY (IN MULTI-DISPLAY) (w/ Navigation System), (w/o Navigation System w/ Multi-display)

HINT
* Measure the voltage with the connector still connected.
* The whole multi-display assembly should be replaced if the clock assembly has a malfunction because this part is not independently supplied.









(a) Waveform (Reference): Using oscilloscope:









HINT
Duty ratio changes as the illumination becomes darker (the period "A" shown in the illustration becomes longer).