Power Mirror With Memory

NOTE: Prior to trouble shooting, ensure no problems exist in multiplex communications. If problems exist, repair multiplex control system before trouble shooting. See appropriate MULTIPLEX CONTROL SYSTEMS article. Check circuits and components in listed order. If circuits or components are okay, return to trouble shooting and identify next circuit to be checked.

SYMPTOM DIAGNOSIS (GS300 & GS430)

Problem

Inspect

Both Right & Left Mirrors Do Not Operate

⁽¹⁾ Mirror Switch; ⁽²⁾ Wire Harness; ⁽³⁾ Body Control ECU No. 2

Only One Side Of Mirror Does Not Operate

⁽¹⁾ Mirror Motor; ⁽²⁾ Wire Harness; ⁽⁴⁾ Driver & Passenger Door ECU

Mirror Does Not Return To Memorized Position

⁽¹⁾ Mirror Position Sensor (Position Is Not Set); ⁽²⁾ Wire Harness; ⁽⁵⁾ Power Seat ECU

Memorized Position Is Moved

⁽¹⁾ Mirror Position Sensor (Position Is Not Set); ⁽²⁾ Wire Harness

⁽¹⁾	Perform appropriate circuit test under CIRCUIT TESTS . If more than one circuit test is listed, perform tests in order listed.

⁽²⁾	Check for opens or shorts in wiring. See WIRING DIAGRAMS .

⁽³⁾	See appropriate MULTIPLEX CONTROL SYSTEMS article.

⁽⁴⁾	See appropriate wiring diagram in appropriate POWER DOOR LOCKS, TRUNK LID & FUEL DOOR article.

⁽⁵⁾	See appropriate wiring diagram in MEMORY SYSTEMS article.

SYMPTOM DIAGNOSIS (LX470)

Problem

Inspect

Both Right & Left Mirrors Do Not Operate

MIRR Fuse; ⁽¹⁾ Mirror Switch; CIGAR Fuse; ECU-IG Fuse; ⁽²⁾ Body Control ECU; ⁽³⁾ Wire Harness

Only One Side Of Mirror Does Not Operate

⁽¹⁾ Mirror Motor; ⁽³⁾ Wire Harness; ⁽²⁾ Body Control ECU

Mirror Does Not Return To Memorized Position

⁽¹⁾ Mirror Position Sensor (Position Is Not Set); ⁽³⁾ Wire Harness; ⁽²⁾ Body Control ECU

Memorized Position Is Moved

⁽¹⁾ Mirror Position Sensor (Position Is Not Set); ⁽³⁾ Wire Harness

⁽¹⁾	Perform appropriate circuit test under CIRCUIT TESTS . If more than one circuit test is listed, perform tests in order listed.

⁽²⁾	See appropriate MULTIPLEX CONTROL SYSTEMS article.

⁽³⁾	Check for opens or shorts in wiring. See WIRING DIAGRAMS .