BENDIX Sheppard Dati di servizio - Pagina 6
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DIAGNOSTIC TROUBLE CODES (DTCs) AND CORRECTIVE ACTION
SPN
FMI
Name
System Thermal Error-
516700
0
Temperature High
Device Power- Voltage
3
Above Threshold
516701
Device Power- Voltage
4
Below Threshold
Steering Assist
5
Hydraulic Pressure-
Open Circuit
516702
Steering Assist
3
Hydraulic Pressure-
Short Circuit
2
Coil Implausible Data
517554
10
Coil Current Stuck
ECU H Bridge
3
Short to Battery
516222
ECU H Bridge
4
Short to Ground
Table 1 – Diagnostic Trouble Codes
6
DTC
Description
High
Temperature
Temp >=115 C for 5 seconds Temp<=95C for 5 seconds
of ECU
Over Voltage
Under Voltage
Open Circuit
Short Circuit
Out of Range
Coil Current<-5 amps or
Current
Command
Out of Range
Current
Command
When no drivers are ON:
Short to Battery
When LS1 is ON: Current on
coil A in positive direction
When LS2 is ON: Current on
coil A in negative direction (
When no drivers are ON:
Voltage on coil A < 5V
Voltage on coil B < 5V
When HS1 is ON: Current
Short to
direction (A-Coil-I-Plus)>
Ground
(A-Coil-I-Minus)> 0A
Failure Condition
VBATT>32
VBATT<9
Volt<0.5 for L and R
Volt<4.5 for L and R
Coil Current >5 amps
Actual ≠ Measured
coil current within 5
percent tolerance
Voltage on coil A > 5V
or
Voltage on coil B > 5V
or
(A-Coil-I-Plus)> 0A
or
or
or
on coil A in positive
0A
or
When HS2 is ON:
Current on coil A in
negative direction
Reset Condition
Corrective Action
Perform ignition cycle.
VBATT<=32
VBATT>=9
Diagnose either
pressure sensor,
Ignition Reset
wiring, or connection.
(Refer to connector
pinout page 11.)
Check coil connection.
Potential coil and/or
Ignition Reset
Electronic Control Unit
(ECU) replacement
or software update.
Potential coil/
Ignition Reset
wiring update or
software update.
Ignition Reset
Replace the ECU.
Ignition Reset
Replace the ECU.