Electrical System Problems of Lexus IS350

Lexus IS350 owners have reported 16 electrical system related problems since 1996. Table 1 shows the 4 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (12 problems). The second most common problem is related to the vehicle's wiring (2 problems). For details of each of the problem category, use the links in the table.

Table 1. Electrical System related problems of Lexus IS350


Recently reported Electrical System problems of Lexus IS350

The Electrical System problem

2014 Lexus Is350 destination assist and safety connect stopped working. Lexus tech support has no clue on how to resolve this problem. They are telling customers to go to the dealership. This puts those in need of assistance or emergency that the sos function of the vehicle to become nonresponsive.   Read details...

The Wiring problem

Vehicle was stationary and sat overnight. Upon starting car srs light came on and was diagnosed with trouble code dtc 1861 that resulted in a knee squib malfunction due to a wiring harness issue. This requires a new wiring harness that will cost over $2500.   Read details...

The Car Will Not Start problem

The car like many push button start cars requires that you step on the brake pedal when starting, but the car will not start sometimes and/or requires a lot of force on the brake pedal to start the car which is apparently due to the brake booster going bad.   Read details...

The Dash Wiring problem

The contact owns a 2008 Lexus is 350. The contact stated that the dashboard was producing a sticky substance. The vehicle was taken to a dealer where it was diagnosed that the dashboard needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure.   Read details...




Safety Ratings of IS350 Cars
IS350 Service Bulletins
IS350 Safety Recalls
IS350 Defect Investigations