Window Defogger System (for Manual Air Conditioning System)

WINDOW / GLASS: WINDOW DEFOGGER SYSTEM (for Manual Air Conditioning System): TERMINALS OF ECU

TERMINALS OF ECU

1. CHECK HEATER CONTROL (BLOWER SWITCH)
(a) Disconnect the E70 heater control (blower switch) connector.




(1) Measure the voltage according to the value(s) in the table below.
Standard Voltage:






- *1: TMC Made
- *2: NUMMI, TMMC Made

If the result is not as specified, there may be a malfunction in the wire harness.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:





If the result is not as specified, there may be a malfunction in the wire harness.
2. CHECK MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK)
(a) Disconnect the 2F, 2G and 2Q instrument panel junction block connectors.





(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:





- *1: TMC Made
- *2: NUMMI, TMMC Made
If the result is not as specified, there may be a malfunction in the wire harness or main body ECU (instrument panel junction block).