DTC 74-40 Short in Speaker Circuit: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION CONDITION CHART
| DTC No. |
DTC Detection Condition |
Trouble Area |
| 74-40 |
A short is detected in the speaker output circuit |
- Wire harness
- Speaker
- Stereo component amplifier
|
This circuit has a fail-safe function
- When a short in the speaker circuit is detected, all sound output is stopped