Section 29.5 SPN 110/FMI 16

Section 29.5
SPN 110/FMI 16

The diagnostic condition is typically engine coolant temperature very high.‪

Section 29.5.1
Multiple Codes Check

Check as follows:‪

  1. Turn vehicle ignition switch ON (key ON, engine OFF).
  2. Plug in the diagnostic tool.
  3. Read active codes:
    1. If only fault code 110/16 is active, refer to "29.5.2 System Checks to Resolve Fault" .
    2. If fault code 110/3 is active in addition to fault code 110/16, refer to "29.2.1 Open Circuit/Short to Power Check" .
    3. If fault code 110/4 is active in addition to fault code 110/16, refer to "29.3.1 Short to Ground Check" .

Section 29.5.2
System Checks to Resolve Fault

Perform the following checks and any corrections necessary to resolve a coolant temperature very high fault. Repair or replace, as required.‪

  1. Check for coolant loss.
  2. Check for blockage in radiator and charge air cooler.
  3. Check fan belt condition (slippage).
  4. Check for proper location of fan shroud.
  5. Check for proper radiator hose condition (no collapsed hoses).
  6. Check for proper viscous fan operation.
  7. Once checks and repairs are finished, refer to "29.5.2.1 Verify Repairs" .
Section 29.5.2.1
Verify Repairs

Verify repairs as follows:‪

  1. Turn ignition OFF.
  2. Reconnect any electrical connections that were disconnected to perform the diagnosis.
  3. Clear codes with DDDL 7.0 or latest version.
  4. Start and bring engine up to operating temperature (over 140°F/60°C).
  5. Verify operation is satisfactory and no warning lamps illuminate. If warning lamps illuminate, troubleshoot the codes. If assistance is required, call the Detroit Diesel Customer Support Center at 313–592–5800.


EPA07 Series 60 DDEC VI Troubleshooting Guide - 6SE567
Generated on 10-13-2008

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