Cummins ISB CM850 (2003-06) Fault Code: 527 PID: SID 154 SPN: 702 FMI: 3 Auxiliary Input/Output 2 Circuit Voltage Above Normal or Shorted to High Source. High signal voltage or open circuit has been detected at the auxiliary input and output 2 circuit.
Cummins ISB CM850 (2003-06) Fault Code: 527 PID: SID 154 SPN: 702 FMI: 3 Auxiliary Input/Output 2 Circuit Voltage Above Normal or Shorted to High Source. High signal voltage or open circuit has been detected at the auxiliary input and output 2 circuit.
The ECM monitors the voltage level on this circuit. When the ECM commands the OEM output signal low, it expects the voltage level to be approximately zero volts. If it detects a high voltage, this fault is recorded. If Fault Code 527 is still active after completing the following troubleshooting steps, consult the OEM service literature for procedures to check the OEM output device for an open circuit or short to ground.
Possible causes:
1)Open circuit in the engine harness or OEM output control solenoid
2)Short circuit to voltage source in the OEM harness
3)Failed ECM.
Possible repiars:
1)Replace the OEM output control solenoid.
2)Repair or replace the OEM harness.
3)Replace the ECM.
-
DOWNLOAD NISSAN UD DIESEL PC-CONSULT DIAGNOSTIC 1.1.13 & PC-REPROMASTER 1.2.0
NISSAN UD $100.00Rated 0 out of 5 -
DPF EGR SCR BAC ERG Delete & Flash CAAT Cummings Detroit Dodge Mack Volvo Collection of DELETE files
CAT $200.00Rated 0 out of 5
-
download MANCATS II v14.01 2014 Diagnostic software MAN CATS ( virtual machine )
MAN $75.00Rated 0 out of 5 -
CAT ET 2021A (Caterpillar Electronic Technician) + Factory Password (1 PC )
CAT $65.00Rated 0 out of 5 -
2021 VOLVO PREMIUM TECH TOOL PTT V2.8.21 VCADS+DEVELOPER TOOL+APCI 2021/09 ( 1 PC )
Trucks software $85.00Rated 0 out of 5
Related products
-
SERVICE MANUAL DETROIT DIESEL DDEC III-IV Single ECM Troubleshooting Guide
DETROIT $48.00Rated 0 out of 5