FixVault

Terminals and Reference Value for Combination Meter

COMBINATION METER TERMINALS AND REFERENCE VALUE

Terminal No. Wire color Item Condition Voltage (V) (Approx.)
Ignition switch Operation or condition
4 Y Meter serial communication ON - -
21 Y/R Battery power supply OFF - Battery voltage
22 GY Ignition switch ON or START ON - Battery voltage
23 B Ground ON - 0
25
28
37 PU Ignition switch ACC or ON ON - Battery voltage