New Holland RG 170.B VARIABLE POWER Motor Grader Operator's & Maintenance Manual 75314349 - PDF

Page 37

TROUBLESHOOTING LIST

RG 170.B

143 Yellow

141 Yellow

135 Yellow

132 Yellow

131 Yellow

123 Yellow

122 Yellow

115 yellow

High voltage detected at coolant temperature signal pin number 23 of the engine harness

Oil pressure signal indicates oil pressure below the low minimum engine protection limit

Low voltage detected at oil pressure signal pin number 33 of the engine harness

High voltage detected at oil presure signal pin number 33 of the engine harness

Low voltage detected at throttle position signal pin number 30 of the OEM harness

High voltage detected a throttle position signal pin number 30 of the OEM harness

Low voltage detected at boost pressure sensor signal pin number 45 of the engine harness

Higth voltage detected at boost pressure sensor signal pin number 45 of the engine harness

Default value used for coolant temperature. No engine protection for coolant

Default value used coolant temperature. No engine protection for coolant temperature.

Power derate and possible engine shutdown if engine protection shutdown feature enabled

Default value used for oil pressure no engine protection for oil pressure

Default value used for oil pressure. No engine protection for oil pressure

Engine idles when idle validation switch indicates idle and ramps up to a default set speed when idle validation switch indicates off-idle

Engine idles validation switch indicates idlea and ramps up to a default set speed when the idle validation switch indicates off-idle

Engine will derate to no-boost fueling

Engine will derate to no-boost fueling

No engine speed or position signal detectedt at pin number 17 of Engine power derate. Possible white smoke the engine harness

Effect (Only when fault code is active)

144 Yellow

Low voltage detected at coolant temperature signal pin number 23 of the engine harness

Reason

145 Yellow

Power derate and possible engine shutdown if engine protection shutdown feature is enabled

Fault Code / Lamp

146 Yellow

Read the SAFETY RULES on the preceding pages for machine protection and the safety of employees

Coolant Temperatue signal indicates coolant temperature has exceeded the minimum engine protection limit

35


Turn static files into dynamic content formats.

Create a flipbook
Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.