Table of Contents
DTC Troubleshooting
Step
1
Was "Electronic Stability Program Check" performed?
2
DTC check for ESP®
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ignition switch ON and check DTC for ESP®.
Is there any DTC(s) other than C1075, C1076 and C1078?
3
Check sensor calibration
1) Calibrate all sensors referring to "Sensor Calibration".
2) Clear all DTC(s) and check DTC for ESP®.
Is DTC C1075, C1076 and/or C1078 still detected?
DTC C1090: Invalid Communication with ECM
DTC Detecting Condition and Trouble Area
DTC Detecting Condition
ESP® control module rolling counter failure is detected by
ECM.
DTC Troubleshooting
Step
1
Was "Electronic Stability Program Check" performed?
2
DTC check for ESP®
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ignition switch ON and check DTC for ESP®.
Is there any DTC(s) other than C1038 and C1090?
3
DTC check for ECM
1) Check DTC for ECM.
Is DTC P1674 and/or DTC P1685 detected?
Action
Action
Electronic Stability Program:
Yes
Go to Step 2.
Go to applicable DTC
diag. flow.
DTC C1075: Substitute
a known-good steering
angle sensor and
recheck.
DTC C1076: Substitute
a known-good ESP®
hydraulic unit / control
module assembly and
recheck.
DTC C1078: Substitute
a known-good yaw rate
/ G sensor assembly
and recheck.
Trouble Area
• CAN communication circuit
• ECM
• ESP® control module
Yes
Go to Step 2.
Go to applicable DTC
diag. flow.
Go to applicable DTC
diag. flow.
4F-47
No
Go to "Electronic
Stability Program
System Check".
Go to Step 3.
Calibration was
incompleted.
S7RS0B4604040
No
Go to "Electronic
Stability Program
System Check".
Go to Step 3.
Substitute a known-
good ESP® hydraulic
unit / control module
assembly and recheck.
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