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Table 1 – Diagnostic Trouble Codes
DIAGNOSTIC TROUBLE CODES (DTCs) AND CORRECTIVE ACTION
SPN FMI
DTC
Failure Condition Reset Condition Corrective Action Name Description
516700 0
System Thermal Error-
Temperature High
High
Temperature
of ECU
Temp >=115 C for 5 seconds Temp<=95C for 5 seconds
Perform ignition cycle.
516701
3
Device Power- Voltage
Above Threshold
Over Voltage VBATT>32 VBATT<=32
4
Device Power- Voltage
Below Threshold
Under Voltage VBATT<9 VBATT>=9
516702
5
Steering Assist
Hydraulic Pressure-
Open Circuit
Open Circuit Volt<0.5 for L and R
Ignition Reset
Diagnose either
pressure sensor,
wiring, or connection.
(Refer to connector
pinout page 11.)
3
Steering Assist
Hydraulic Pressure-
Short Circuit
Short Circuit Volt<4.5 for L and R
517554
2 Coil Implausible Data
Out of Range
Current
Command
Coil Current<-5 amps or
Coil Current >5 amps
Ignition Reset
Check coil connection.
Potential coil and/or
Electronic Control Unit
(ECU) replacement
or software update.
10 Coil Current Stuck
Out of Range
Current
Command
Actual ≠ Measured
coil current within 5
percent tolerance
Ignition Reset
Potential coil/
wiring update or
software update.
516222
3
ECU H Bridge
Short to Battery
Short to Battery
When no drivers are ON:
Voltage on coil A > 5V
or
Voltage on coil B > 5V
or
When LS1 is ON: Current on
coil A in positive direction
(A-Coil-I-Plus)> 0A
or
When LS2 is ON: Current on
coil A in negative direction (
Ignition Reset Replace the ECU.
4
ECU H Bridge
Short to Ground
Short to
Ground
When no drivers are ON:
Voltage on coil A < 5V
or
Voltage on coil B < 5V
or
When HS1 is ON: Current
on coil A in positive
direction (A-Coil-I-Plus)>
0A
or
When HS2 is ON:
Current on coil A in
negative direction
(A-Coil-I-Minus)> 0A
Ignition Reset Replace the ECU.
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