Interior Lighting System

LIGHTING (INT): LIGHTING SYSTEM: TERMINALS OF ECU

1. CHECK MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK)

(a) Disconnect the 2B, 2E, 2F, and 2G instrument junction block connectors.









(b) Measure the voltage and resistance between the specified terminals of wire harness side connectors and body ground.

Standard Voltage:





Standard Resistance:





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the 2B, 2E, 2F and 2G instrument panel junction block connectors.

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

Standard Voltage:





If the result is not as specified, the main body ECU (Instrument panel junction block) may have a malfunction.