Operation CHARM: Car repair manuals for everyone.

Pinout Values and Diagnostic Parameters





METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: TERMINALS OF ECU

1. COMBINATION METER ASSEMBLY





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









*1: w/o Occupant Classification System

(b) Waveform 1 (Reference) : Using an oscilloscope:





OK:





HINT
When the system is functioning normally, one drive wheel revolution generates 4 pulses. As the vehicle speed increases, the width indicated by (A) in the illustration narrows.

(c) Waveform 2 (Reference) : Using an oscilloscope:





OK:





2. INTEGRATION CONTROL AND PANEL ASSEMBLY (w/o Navigation System)





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





3. CLOCK ASSEMBLY (w/ Navigation System)





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





4. COMBINATION METER ASSEMBLY INNER CIRCUIT

(a) Combination Meter Assembly Inner Circuit

















*7: w/ Tire Pressure Warning System

*8: w/o Occupant Classification System

*9: w/o Navigation System

*10: w/ Navigation System