TROUBLESHOOTING AND ELECTRICAL
SYSTEM: PEDAL-START GAS VEHICLE
Troubleshooting Guide
18
Error Codes – ECU
BLINK CODE
CODE DESCRIPTION
CORRECTIVE ACTION
21
Low Battery Voltage
Check battery voltage. Charge/replace battery
as necessary.
22
MAP Sensor: Open or Shorted Connection
Check connector at ECU & Throttle module.
If connection is made and no corrosion is
present, replace ECU and Throttle Module.
23
Temperature Sensor: Open or Shorted
Connection
Check connector at ECU & Throttle module.
If connection is made and no corrosion is
present, replace ECU and Throttle Module.
31
Fuel Pump: Open Connection
Check fuel pump and fuel system. Check
electrical connections at ECU, Throttle module
and fuel pump.
41
Fuel Injector: Open Connection
Check connector at ECU & Throttle module.
If connection is made and no corrosion is
present, replace ECU and Throttle Module.
51
Ignition Pulse: Open Connection
Check spark plug, coil, ECU. Replace failed
components.
NOTE:
If codes 22, 23, and 41 blink in-sequence, the gray plug is disconnected from the ECU.
If no codes blink, the black plug is disconnected from the ECU.
2017 Carryall 500 and 700 Maintenance and Service Manual
Page 18-3
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