Interior Lighting System

LIGHTING (INT): LIGHTING SYSTEM: TERMINALS OF ECU

1. CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU





(a) Disconnect the 2A, 2D, 2F and 2K instrument panel junction block assembly connectors.

(b) Disconnect the D14 main body ECU connector.

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





*1: w/o Smart Key System

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

(d) Reconnect the main body ECU connector.

(e) Reconnect the instrument panel junction block assembly connectors.

(f) Measure the voltage and check for pulses according to the value(s) in the table below.





*1: w/ Courtesy Light

*2: w/o Smart Key System

If the result is not as specified, the main body ECU or instrument panel junction block assembly may have a malfunction.

2. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (w/ Smart Key System)





(a) Disconnect the D88 certification ECU (smart key ECU assembly) connector.

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





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

(c) Reconnect the certification ECU (smart key ECU assembly) connector.

(d) Measure the voltage and check for pulses according to the value(s) in the table below.





If the result is not as specified, the certification ECU (smart key ECU assembly) may have a malfunction.