Diesel Engine Troubleshooting

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C15 Troubleshooting

C15 – Cooling Fan Is Always ON

Posted on March 10, 2022

Probable Causes The probable root causes are listed in order below: • OEM vehicle component failure • PTO mode • A/C high pressure switch circuit…

C15 Troubleshooting

C15 – Check Engine Lamp or Warning Lamp Is Malfunctioning

Posted on March 10, 2022

Probable Causes The probable root causes are listed in order below: • Intermittent Diagnostic Codes • Burned out bulb • Problem with Lamp circuit (Vehicle)…

C15 Troubleshooting

C15 – Can Not Reach Vehicle Speed Limit

Posted on March 10, 2022

Probable Causes The probable root causes are listed in order below: • Diagnostic codes • Customer specified parameters (normal operation) • Cold mode • Electronic…

C15 Troubleshooting

C15 – Can Not Reach Top Engine RPM

Posted on March 10, 2022March 10, 2022

Probable Causes Note: If this problem occurs under load, refer to Troubleshooting, “Low Power/Poor or No Response to Throttle”. The probable root causes are listed…

Paccar

2013 PACCAR MX-13 – P0563 ECU PCI power supply – Data valid but too high on ECU D420 pin B60 or B61 or B62

Posted on February 19, 2022

Fault code information 1 trip MIL 3 drive cycle recovery Readiness group – None Freeze frame type – Comprehensive Description of component(s) This information not…

Paccar

2013 PACCAR MX-13 – P0562 ECU PCI power supply – Data valid but too low on ECU D420 pin B60 or B61 or B62

Posted on February 19, 2022

Fault code information 1 trip MIL 3 drive cycle recovery Readiness group – None Freeze frame type – Comprehensive Description of component(s) This information not…

Paccar

2013 PACCAR MX-13 – P0523 P0523 Oil pressure – Voltage to high or short circuit to supply on ECU D420 pin C84

Posted on February 19, 2022

Fault code information 3 drive cycle recovery Readiness group – None Freeze frame type –Comprehensive Description of component(s) Location of component(s) Diagnostic condition This diagnostic…

Paccar

2013 PACCAR MX-13 – P0522 Oil pressure – Voltage to low or short circuit to ground on ECU D420 pin C84

Posted on February 19, 2022

Fault code information 3 drive cycle recovery Readiness group – None Freeze frame type –Comprehensive Description of component(s) Location of component(s) Diagnostic condition This diagnostic…

Paccar

2013 PACCAR MX-13 – P0486 EGR pressure difference – Data erratic, intermittent, or incorrect at ignition on

Posted on February 19, 2022

Fault code information 2 trip MIL 3 drive cycle recovery Readiness group – None Freeze frame type – Comprehensive Description of component(s) Location of component(s)…

Paccar

2013 PACCAR MX-13 – P0471 Pressure before turbine – Data erratic, intermittent, or incorrect at Ignition ON

Posted on February 18, 2022

Fault code information 2 trip MIL 3 drive cycle recovery Readiness group – None Freeze frame type -Comprehensive Description of component(s) Location of component(s) Diagnostic…

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