On-Vehicle Inspection

WARNING: This page is about a different car, the 2007 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT TURN SIGNAL FLASHER ASSEMBLY

Disconnect the E85 turn signal flasher assembly connector.

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

Standard voltage

TESTER CONNECTION SPECIFIED CONDITION

Tester Connection	Condition	Specified Condition
E85-1 (IG) - Body ground	Engine switch off	Below 1 V
E85-1 (IG) - Body ground	Engine switch on (IG)	10 to 14 V
E85-4 (B) - Body ground	Always	10 to 14 V

Fig 1: Identifying E85 Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION

Tester Connection	Condition	Specified Condition
E85-5 (EL) - Body ground	Turn signal switch OFF	10 kΩ or higher
E85-5 (EL) - Body ground	Turn signal switch in LH position	Below 1 Ω
E85-6 (ER) - Body ground	Turn signal switch OFF	10 kΩ or higher
E85-6 (ER) - Body ground	Turn signal switch in RH position	Below 1 Ω
E85-7 (E) - Body ground	Always	Below 1 Ω
E85-8 (HAZ) - Body ground	Hazard warning switch OFF	10 kΩ or higher
E85-8 (HAZ) - Body ground	Hazard warning switch ON	Below 1 Ω

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

Reconnect the turn signal flasher assembly connector.

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

Standard voltage

TESTER CONNECTION SPECIFIED CONDITION

Tester Connection	Condition	Specified Condition
E85-2 (LR) - Body ground	Hazard warning switch OFF	Below 1 V
E85-2 (LR) - Body ground	Hazard warning switch ON	10 to 14 V (60 to 120 times per minute)
E85-2 (LR) - Body ground	Turn signal switch OFF	Below 1 V
E85-2 (LR) - Body ground	Engine switch on (IG) and turn signal switch in RH position	10 to 14 V (60 to 120 times per minute)
E85-3 (LL) - Body ground	Hazard warning switch OFF	Below 1 V
E85-3 (LL) - Body ground	Hazard warning switch ON	10 to 14 V (60 to 120 times per minute)
E85-3 (LL) - Body ground	Turn signal switch OFF	Below 1 V
E85-3 (LL) - Body ground	Engine switch on (IG) and turn signal switch in LH position	10 to 14 V (60 to 120 times per minute)
E85-5 (EL) - Body ground	Engine switch on (IG) and turn signal switch OFF	10 to 14 V
E85-5 (EL) - Body ground	Engine switch on (IG) and turn signal switch in LH position	Below 1 V
E85-6 (ER) - Body ground	Engine switch on (IG) and turn signal switch OFF	10 to 14 V
E85-6 (ER) - Body ground	Engine switch on (IG) and turn signal switch in RH position	Below 1 V
E85-8 (HAZ) - Body ground	Hazard warning switch OFF	10 to 14 V
E85-8 (HAZ) - Body ground	Hazard warning switch ON	Below 1 V

If the result is not as specified, replace the turn signal flasher assembly.