Today we have a 2004 Honda Pilot 3.5l with a new fuel pump and the customer said it is a crank no start. Follow along as we try to figure out this mess. OEM pumps are indefinitly backordered at the time of filming. I called 6 dealers.
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Tools Used:
Snapon Zeus
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High Current Probe with Custom Lead
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Autel MaxiSYS MS909:
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DIY Test Light
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Adjustable Insulation Piercing Test Clip with B-plug Inputs
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Power Probe Master Combo Kit (PPkit04)
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Fuel Volume Tester (Not The One I Have)
MV5545 Fuel System Test Kit
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Precision Low Amp Probe
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Picoscope 4425:
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0:00 Intro
0:30 We Got A Dead Battery :(
1:30 Doing A Relative Compression
3:40 Live Data / Active Tests
4:43 Testing The Fuel Pump
5:37 Hooking Up The Power Probe
10:22 Voltage Dropped!
11:23 New Relay
13:54 Bad Ground? Looking at A Diagram
14:55 Checking Voltages
17:04 Fuel Pump Curret!!!
19:05 Fixing The Ground
20:40 Checking Relay Voltage
2142 We Found A Problem
24:10 New Fuel Pump
24:40 New Fuel Pump Current
28:33 Testing FUel Pump Pressure and Volume
34:00 Used OEM Fuel Pump Testing
![](https://i.ytimg.com/vi/_BAeA5qvpLw/mqdefault.jpg)