STI Home
Diagnostic Manual, Chassis and Drivetrain,
Volume 3

 Printable version
LOCATION:    11.1 BAS   >   13 Diagnosis - Complaint Related Diagnostic Chart


Diagnosis - Complaint Related Diagnostic Chart

Complaint/Problem Possible cause Test step/Remedy 1)
BAS/ESP MIL (A1e47), BAS/ASR ABS MIL (A1e48) or BAS/ETS (A1e49) illuminate with engine running.   Read DTC memory, using HHT.
See 12
BAS/ESP MIL (A1e47), BAS/ASR ABS MIL (A1e48) or BAS/ETS (A1e49) illuminate while driving and remain illuminated.   Read DTC memory, using HHT.
See 12
BAS/ESP MIL (A1e47), BAS/ASR ABS MIL (A1e48) or BAS/ETS (A1e49) illuminate while driving, but then go out. Vehicle electrical system voltage < 11 V, too many electrical consumers in use.
Check generator and voltage regulator

Model 129
Model 140
Model 210
Read DTC memory, using HHT.
See 12

See SMS, Job no.
RA 15-5010
RA15-5010
AR15.40-P-5010EA
Brake pad wear indicator lamp (A1e6), low brake fluid level/parking brake indicator lamp (A1e7), ASR warning lamp (A1e21), ESP warning lamp (A1e41), ABS MIL (A1e17), BAS/ETS MIL (A1e49), BAS/ASR ABS MIL (A1e48), or BAS/ESP MIL (A1e47) do not illuminate with ignition turned on. CAN data line Read DTC memory, for Instrument cluster, using HHT.
BAS system responds too fast or too slowly (late). Parametering does not coincide with engine control module. See "Parametering" using HHT,
Readout DTC's from BAS system,
Code engine control module,
See 22
The following DTC stored in memory:
" " (CAN communication with Traction System control module interrupted).
There are also CAN signals stored in memory for:
No stop lamp signal or
No wheel speed signal (VSS),
additionally, there are no customer complaints in regards to BAS system.
Lastly, none of the BAS MIL are illuminated.
When the ABS, ETS, ASR or ESP systems are selected with the HHT, it is possible that the DTC " " is subsequently stored in BAS memory. Erase DTC.
Additional diagnostic work is not required.
1) Observe Preparation for Test, see 22.