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2001 T&C No crank, no spark (Fuel Pump?)

511 Views 24 Replies 8 Participants Last post by  Turbo84
So my 2001 T&C (3.3 l) was running spectacularly until two months ago it would start after my sons soccer game. (Btw, I had just filled the gas tank less than 5 miles before). I had it towed home and posed some questions to the group under the thread “PCM Swap - VIN decoding”. I am just now getting around to troubleshooting the van.

The symptoms: I had a no crank, no spark situation. There was a single click at the starter relay. When I jumped pins 87 and 30, it spun just fine, but no spark. I read every forum post I could find and was pretty sure it had to be the TransmissionRange Sensor (TRS). I was finally going to perform the necessary surgery this weekend, but decided first to test all the relays and fuses on more time. Everything checked out except there was a very light ‘spark’ when I was plugging in the fuel pump fuse. I went in the cabin and the van fired right up. I drove it a few miles and everything was great. I turned it off and tried to start it again and same issue. I pulled the two circled fuses, wiggled around the female ends, plugged the fuses back in and voila, she started again. After nearly a dozen driving cycles, the symptoms are somewhat sporadic.

My thoughts: I wonder if it is the fuel pump. The gas gauge has been wholly unreliable for more than a year, so I am now thinking that is the root problem. Would a faulty fuel pump cause the no crank, no spark?

Either way, I need to burn off a metric crap-ton of fuel before dropping the tank! :)

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If in park you jump plus 12 to small terminal on stater solenoid and see if it cranks you will have learned alot

Brisk crank means starter battery and battery cables are good and problem with circuit that controls starter (wires, key switch, range selector ect )

No crank with 12 volts jumped to small terminal means starter or battery or battery cables have an issue or engine is mechanically locked
Fuel pump cannot prevent cranking so if wont crank it ain't fuel pump causing no crank
We are talking about a 2001 correct
Pre can bus (pre 2008)so not a mux value but a ignition switch that makes direct connections right?

connectors.dcctools shows it as a 14 pin ignition switch connector

1A2210BK/ORFUSED B(+)
2A5116YL/RDFUSED IGNITION SWITCH OUTPUT (OFF-RUN-START)
3A2116DBFUSED IGNITION SWITCH OUTPUT (RUN-START)
4A114RDFUSED (+)
5G2620LBKEY-IN IGNITION SWITCH SENSE
6G1620BK/WTDRIVER DOOR AJAR SWITCH SENSE
7A212PK/BKFUSED B (+)
8C7110DBFUSED IGNITION SWITCH OUTPUT (RUN)
9A4812VTFUSED IGNITION SWITCH OUTPUT (RUN-ACC)
10A3112BK/WTFUSED IGNITION SWITCH OUTPUT (RUN-ACC)
11A3012RD/WTFUSED B(+)
12A3012RD/WTFUSED B(+)
13A4116YLFUSED IGNITION OUTPUT (START)
14A3812ORFUSED IGNITION SWITCH OUTPUT (RUN)
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I was pretty wrong as the connectors.dcctools.com web site was glitching and I went to AB van instead of RS minivan

So unlike TJ which stayed with traditional ignition switch even after the 2005 switch to NGC PCM and only went to mux switch with 2008 change to JK and can bus, the RS vans went to SKREEM earlier in the PCI NGC PCM days

TJ had only had a skim option not standard from 99-06 and no SKREEM ever but apparently chipped key was standard not optional in latter years of RS

sorry I posted the 2001 AB pinout

overall that free connectors.dcctools.com is pretty reliable although when we figuring out V8 TJ swap it had the JTEC pin out change for V8 dakota from CCD to PCI pinout early by one year

and the glitchy problem of yesterday is no longer

again sorry for the wrong switch pinout
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