Front Power Seat Control System
SEAT: FRONT POWER SEAT CONTROL SYSTEM: TERMINALS OF ECU
1. CHECK FRONT POWER SEAT SWITCH LH
(a) Disconnect the e45 and e46 switch connectors.
(b) Measure the resistance and voltage according to the value(s) in the table below.
(c) If the result is not as specified, there may be a malfunction on the wire harness side.
(d) Reconnect the e45 and e46 switch connectors.
(e) Measure the voltage according to the value(s) in the table below.
(f) If the result is not as specified, the ECU may have a malfunction.
2. CHECK FRONT POWER SEAT SWITCH RH
(a) Disconnect the e18 and e20 switch connectors.
(b) Measure the resistance and voltage according to the value(s) in the table below.
(c) If the result is not as specified, there may be a malfunction on the wire harness side.
(d) Reconnect the e18 and e20 switch connectors.
(e) Measure the voltage according to the value(s) in the table below.
(f) If the result is not as specified, the ECU may have a malfunction.
3. CHECK FRONT DOOR ECU LH
(a) Disconnect the N10 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.
(c) If the result is not as specified, there may be a malfunction on the wire harness side.
(d) Reconnect the N10 ECU connector.
(e) Measure the voltage according to the value(s) in the table below.
(f) If the result is not as specified, the ECU may have a malfunction.
4. CHECK FRONT DOOR ECU RH
(a) Disconnect the N1 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.
(c) If the result is not as specified, there may be a malfunction on the wire harness side.
(d) Reconnect the N1 ECU connector.
(e) Measure the voltage according to the value(s) in the table below.
(f) If the result is not as specified, the ECU may have a malfunction.