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6.5 Engine Diagnostic Troubleshooting Checklist
Copy and paste this checklist into a new post, then answer all the questions by typing in your data into the (red) blanks as indicated - click in the middle of the blank, start typing.
Problem: Explain your problem in concise language (ie: Cranks but won’t fire). _hard starting after sitting a few days___________________________
Demographics: tell us about your truck and your ambient conditions:
- Year: _95_____
- Truck model and class (ie: c2500) _k3500________
- Automatic or Standard ___auto_______
- Mileage: (indicate miles or km) _261000________
- Replaced parts and mods (IP, PMD, chip/PCM, TM, injectors etc) _glow plugs wring__________
- Model: ‘S’ or ‘F’ engine, NA or Turbo, EGR? ___F turbo___________
- Ambient outside temp: (indicate *C or *F) __35 f________
- What fuel are you using? (#1 Diesel, #2 Diesel, Bio, VO, WVO, etc) __1_______
- What fuel additives are you using? ___0________
- Where are you located? _minnesota____________
General maintenance: inspect and evaluate the condition of each. When were they last changed?
- Air filter __ok_______
- Fuel filter _?________
- CDR Valve? _unknown/suspect________
- Coolant – last flushed/replaced at __?___________
- Oil – synthetic/regular, changed at ___?________
- Batteries – state of charge, (matched set) replaced at _11/20/09____________
- Battery cables and grounds (removed, cleaned and tightened): ___11/20/09__________
- Glow Plugs - how many miles on them? _5________ What type? _____________
- Injectors - last changed at ___?____________
History: (Describe how the problem first appeared.)
- What were you doing when it happened? __replaced trans____________
- How was the truck running fine before this problem appeared? ____below average_________
- Has this problem ever happened before? _______________________
- Describe any related factors that might be part of the problem. ___cdr,vac pump___________
- Have you checked for DTC (Diagnostic Trouble Codes)? (Y.N) __n__ And? ________
Diagnostics:
1] Starting:
1a] Does the engine start? __yes_______
1b] Does the engine crank over? ___yes_____
1c] Are your batteries fully charged? _yes________
1d] Have you removed, cleaned, and tightened all battery connections? __yes______
1e] Does your Wait to Start light come on for a time? How long? ___8sec______
1f] Does your glow plug light come on? __yes 8sec_______ For how long? _________
1g] Do you see smoke from the exhaust while cranking? What color? _white_______
1h] Does the Service Engine Light Glow during Start/bulb check? _?_______
2] Fuel Issues (if not running):
2a] Can you hear your lift pump working? ____________
2b] Do you get a steady flow of fuel from the water drain (T-handle) ? _________
2c] Loosen the inlet line from the IP – is fuel coming out (Lift Pump on)? ___________
2d] Loosen an injector line and crank the engine - does fuel come out? _________
2e] Do you hear a vacuum (hiss) when you remove the fuel cap? ___________
3] PMD / IP Issues
3a] Location of PMD (on pump, on intake, remote mounted) ___________
3b] Condition of Extension harness (if used) Vendor or Homemade? _________
3c] Condition of grounds / ground wires to IP / PMD. Check Harness. _________
3d] PMD Make: ___________
3e] PMD Age: _____________
4] Stalling Issues
4a] Do you experience stalling only when hot? ____________
4b] Does it stall under particular circumstances? (ie hit bump, or on accel) ______
4c] Does pouring cool water over the IP seem to help with restarting? _________
4d] Is stalling momentary (engine recovers)? _________
4e] Does SES light come on when engine hiccups? _________
4f] Does cruise control quit working when engine hiccups? ___________
4g] Does re-starting seem to reset engine, restoring cruise and power? _________
4h] Changes to dash lights or instruments during stalling events? ___________
5] Running Issues
5a] On cold start, does upper rad hose get hard before engine warms up? _______
5b] Any bubbles or oil film in coolant overflow tank? _______
5c] Any white slime on oil surfaces (dipstick, CDR, oil Fill cap)? __________
5d] Excessive white smoke from exhaust on cold start? _________
5e] Excessive black smoke from exhaust under hard acceleration? __________
6] Performance Issues
6a] Do you have gauges (boost, EGT) ? ___________
6b] Maximum boost under load? ____________
6c] Have you added a performance PCM (reflash) or Chip? ______________
6d] Have you changed exhaust / downpipe / crossover? ________________
6e] Wastegate – mechanical or vacuum (OEM)? _________?_____
7] Temperature-related Issues:
7a] Single or dual thermostats? __?__________
7b] Have you replaced them lately? Manufacturer of replacements? ____no_____
7c] Have you pulled and cleaned Radiator and coolers lately? __no__________
7d] Have you replaced the fan clutch? Manufacturer of replacement? ___no_____
7e] (winter) Have you tested your antifreeze? Good to what temp? __yes -40________
7f] (winter) Are you using a winter grille cover? __no_________
List and describe any other factors which are not addressed in this checklist. We can’t see, hear, smell, or touch your truck, so the more descriptive information you can give, the more likely it is that somebody can assist you.
_has blow buy out of dip stick, hard starting after a few days left alone________________________________
__________________
Please include your vehicle details in your signature. Click here to fill out yours.
If you need assistance with your 6.5TD, please copy our Diagnostic Checklist and start a new thread by pasting it and filling it out in detail.
6.5 Engine Diagnostic Troubleshooting Checklist
Copy and paste this checklist into a new post, then answer all the questions by typing in your data into the (red) blanks as indicated - click in the middle of the blank, start typing.
Problem: Explain your problem in concise language (ie: Cranks but won’t fire). _hard starting after sitting a few days___________________________
Demographics: tell us about your truck and your ambient conditions:
- Year: _95_____
- Truck model and class (ie: c2500) _k3500________
- Automatic or Standard ___auto_______
- Mileage: (indicate miles or km) _261000________
- Replaced parts and mods (IP, PMD, chip/PCM, TM, injectors etc) _glow plugs wring__________
- Model: ‘S’ or ‘F’ engine, NA or Turbo, EGR? ___F turbo___________
- Ambient outside temp: (indicate *C or *F) __35 f________
- What fuel are you using? (#1 Diesel, #2 Diesel, Bio, VO, WVO, etc) __1_______
- What fuel additives are you using? ___0________
- Where are you located? _minnesota____________
General maintenance: inspect and evaluate the condition of each. When were they last changed?
- Air filter __ok_______
- Fuel filter _?________
- CDR Valve? _unknown/suspect________
- Coolant – last flushed/replaced at __?___________
- Oil – synthetic/regular, changed at ___?________
- Batteries – state of charge, (matched set) replaced at _11/20/09____________
- Battery cables and grounds (removed, cleaned and tightened): ___11/20/09__________
- Glow Plugs - how many miles on them? _5________ What type? _____________
- Injectors - last changed at ___?____________
History: (Describe how the problem first appeared.)
- What were you doing when it happened? __replaced trans____________
- How was the truck running fine before this problem appeared? ____below average_________
- Has this problem ever happened before? _______________________
- Describe any related factors that might be part of the problem. ___cdr,vac pump___________
- Have you checked for DTC (Diagnostic Trouble Codes)? (Y.N) __n__ And? ________
Diagnostics:
1] Starting:
1a] Does the engine start? __yes_______
1b] Does the engine crank over? ___yes_____
1c] Are your batteries fully charged? _yes________
1d] Have you removed, cleaned, and tightened all battery connections? __yes______
1e] Does your Wait to Start light come on for a time? How long? ___8sec______
1f] Does your glow plug light come on? __yes 8sec_______ For how long? _________
1g] Do you see smoke from the exhaust while cranking? What color? _white_______
1h] Does the Service Engine Light Glow during Start/bulb check? _?_______
2] Fuel Issues (if not running):
2a] Can you hear your lift pump working? ____________
2b] Do you get a steady flow of fuel from the water drain (T-handle) ? _________
2c] Loosen the inlet line from the IP – is fuel coming out (Lift Pump on)? ___________
2d] Loosen an injector line and crank the engine - does fuel come out? _________
2e] Do you hear a vacuum (hiss) when you remove the fuel cap? ___________
3] PMD / IP Issues
3a] Location of PMD (on pump, on intake, remote mounted) ___________
3b] Condition of Extension harness (if used) Vendor or Homemade? _________
3c] Condition of grounds / ground wires to IP / PMD. Check Harness. _________
3d] PMD Make: ___________
3e] PMD Age: _____________
4] Stalling Issues
4a] Do you experience stalling only when hot? ____________
4b] Does it stall under particular circumstances? (ie hit bump, or on accel) ______
4c] Does pouring cool water over the IP seem to help with restarting? _________
4d] Is stalling momentary (engine recovers)? _________
4e] Does SES light come on when engine hiccups? _________
4f] Does cruise control quit working when engine hiccups? ___________
4g] Does re-starting seem to reset engine, restoring cruise and power? _________
4h] Changes to dash lights or instruments during stalling events? ___________
5] Running Issues
5a] On cold start, does upper rad hose get hard before engine warms up? _______
5b] Any bubbles or oil film in coolant overflow tank? _______
5c] Any white slime on oil surfaces (dipstick, CDR, oil Fill cap)? __________
5d] Excessive white smoke from exhaust on cold start? _________
5e] Excessive black smoke from exhaust under hard acceleration? __________
6] Performance Issues
6a] Do you have gauges (boost, EGT) ? ___________
6b] Maximum boost under load? ____________
6c] Have you added a performance PCM (reflash) or Chip? ______________
6d] Have you changed exhaust / downpipe / crossover? ________________
6e] Wastegate – mechanical or vacuum (OEM)? _________?_____
7] Temperature-related Issues:
7a] Single or dual thermostats? __?__________
7b] Have you replaced them lately? Manufacturer of replacements? ____no_____
7c] Have you pulled and cleaned Radiator and coolers lately? __no__________
7d] Have you replaced the fan clutch? Manufacturer of replacement? ___no_____
7e] (winter) Have you tested your antifreeze? Good to what temp? __yes -40________
7f] (winter) Are you using a winter grille cover? __no_________
List and describe any other factors which are not addressed in this checklist. We can’t see, hear, smell, or touch your truck, so the more descriptive information you can give, the more likely it is that somebody can assist you.
_has blow buy out of dip stick, hard starting after a few days left alone________________________________
__________________
Please include your vehicle details in your signature. Click here to fill out yours.
If you need assistance with your 6.5TD, please copy our Diagnostic Checklist and start a new thread by pasting it and filling it out in detail.
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