Mitsubishi 3000GT Service Manual page 849

SERVICE BRAKES - Anti-lock Braking System Troubleshooting
E-3 When diagnostic trouble code "22 STOP LAMP SW" is displayed
[Explanation]
The ABS ECU outputs this diagnostic trouble code
in the following cases.
Stop light switch may remain on for more than
l
minutes without ABS operation.
15
The harness wire for the stop light switch may
l
be open.
Do the stop lights light up and
go out normally?
ness side connector.
Yes
Malfunction of ABS ECU
NOTE
[Hint]
If the stop light operates normal, the harness for
the stop light switch input circuit is broken or there
is a malfunction in the ABS ECU.
Replace ABS ECU.
Repair harness.
0 0 0 0 2 5 2 9