Suzuki Vitara (LY) 2016-2017 · Service Manual Diagnostic Information and Procedures

DTC C1372 / C1373

Precautions: Precautions for Diagnosing Trouble · Precautions for Servicing ENG A-STOP System · Precautions for Replacing ENG A-STOP Control Module · Precautions for Control Systems · General safety (00)

DTC Detecting Condition and Trouble Area
DTC detecting condition Trouble area
C1372: Invalid Data Received From ENG A-STOP Control Module to ABS / ESP® Control Module
Communication error with ESP® control module.
•ENG A-STOP control module
•ESP® control module
C1373: Invalid Data Received From ENG A-STOP Control Module to ABS / ESP® Control Module
Communication error with ESP® control module.
DTC Confirmation Procedure
1)Set ignition “ON”.
DTC Troubleshooting
Step Action Yes No
1
DTC check
Is there any DTC(s) other than C1372 and C1373?
Go to troubleshooting for applicable DTC.
Go to Step 2.
2
DTC check for ESP® control module
1)Check ESP® control module for DTC. icon 
Is there any DTC(s)?
Go to troubleshooting for applicable DTC.
Replace ENG A-STOP control module and recheck DTC. icon