Meter / Gauge System

METER: METER / GAUGE SYSTEM: TERMINALS OF ECU

1. COMBINATION METER ASSEMBLY





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













* *1: for Manual Transmission

* *2: w/ Cruise Control

* *3: for Hydraulic Booster Type

* *4: for U.S.A.

* *5: w/ Active Traction Control

* *6: for A750E and A750F Automatic Transmission

* *7: for Canada

* *8: for Automatic Transmission

* *9: for A340E Automatic Transmission

* *10: for Vacuum Booster Type

* *11: w/ Downhill Assist Control

* *12: w/ Rear Differential Lock

* *13: w/ 4WD

(b) Waveform 1: Using an oscilloscope









HINT
As vehicle speed increases, the cycle of the signal waveform narrows.

(c) Waveform 2: Using an oscilloscope









(d) Waveform 3: Using an oscilloscope









HINT
Interval A changes in accordance with the engine coolant temperature.





2. COMBINATION METER INNER CIRCUIT

























* *1: for Manual Transmission

* *2: for Automatic Transmission

* *3: w/ Cruise Control

* *4: for Hydraulic Booster Type

* *5: for U.S.A.

* *6: w/ Active Traction Control

* *7: for A750E and A750F Automatic Transmission

* *8: for Canada

* *9: for Vacuum Booster Type

* *10: w/ Downhill Assist Control

* *11: w/ Rear Differential Lock

* *12: for 4WD

* *13: for A340E Automatic Transmission