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ruckusman |
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Long story short, did the intake manifold gasket(s) and reconnected everything back up
I did remove the injectors to remove the manifold to clean some of the accumulated gunk from the PCV oil mist. Going from the firewall: The plug taped to the injector wire 2nd from the firewall [cylinder 5] - I connected to the TPS The plug tied (exiting the loom) next to injector for cylinder 4 - I plugged into the MAP sensor Car would start VROOM for maybe 1/2 second and then go into sounding like it was running on 2 cylinders, rough doesn't describe it, wouldn't idle properly, wouldn't rev., it would continue to run though Check engine light stayed on - I haven't hooked it up for the codes yet So I found this page, which says that the TPS and MAP sensor plugs may have been mixed up, fair enough, despite one being closer to each respective socket - first coming from the loom -> TPS, second coming from the loom -> MAP sensor I thought that I may have mixed them up http://afiaustralia.com.au/resources/te ... old-gasket A bit (read that as a lot of fiddling and cursing) I switched them Now it won't idle, just dies, subsequent attempts to start it nothing, disconnecting the battery for a few minutes, pops the first time, then just won't start again. I put a teaspoon of fuel in the throttle body - VROOM - she's not getting fuel! So with that out of the way, can anyone tell me if I had the TPS and MAP sensors connected correctly the first time? Not discounting that there may have been a problem lurking that's just happened, but I'm not keep to switch the plugs back if I have it correct now and need to. |
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ruckusman |
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OK, so I did some more research - managed to find the wire colours for the TPS and IAT/MAP connectors
I've attached the images in case it helps anyone else Attachment: Attachment: So I had it wired correct the first time out, correction made. Car starts, goes VROOM for 1/2 a second, then goes into a mode where it's running on 3 cylinders at most, lumpy doesn't adequately describe it. The CEL is lit, but the Torque Lite app doesn't show any codes, so that's useless. Can anyone make a recommendation as to a worthwhile App for at least reading the codes? One thing which is interesting is that it's running 1.5 - 2 degrees advance and attempting to idle at ~1000 RPM. It does not respond to the accelerator peddle, so I am [perhaps mistakenly] assuming that it's in some sort of limp mode. It's down to checking the connections on the various sensors that I disconnected as part of the loom |
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ruckusman |
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OK - answering my own post
The shift switch I already knew about, need to check the plug(s) from when I had the interior out for cleaning The idle was lumpy also, and the slight popping could be heard from the exhaust which was why I decided to tackle the leaking intake manifold gasket in the first instance to get that sorted. Cylinder 1 was leaking and the gasket crumbled on removal. Looks pretty much like the TPS has given up the ghost - it had on occasion dropped to a very rough idle and then stalled. Car Scanner ELM OBD2 DTC report Selected brand: Ford ============1============== P0122 Raw code: 0122 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Throttle position (TP) switch A/accelerator pedal position (APP) switch A - low input Ford: TP Sensor A Circuit Low Input ============2============== P0124 Raw code: 0124 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Throttle position (TP) switch A/accelerator pedal position (APP) switch A - circuit intermittent Ford: TP Sensor A Circuit Intermittent ============3============== P0222 Raw code: 0222 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Throttle position (TP) sensor B/accelerator pedal position (APP) sensor B - low input Ford: Throttle Position Sensor B Circuit Low Input Edge Products 1080 S. Depot Dr. Ogden, UT 84404 888-360-3343 www.edgeproducts.com Ford DTC Codes 4 ============4============== P0224 Raw code: 0224 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Throttle position (TP) sensor B/accelerator pedal position (APP) sensor B - circuit intermittent Ford: Throttle Position Sensor B Intermittent ============5============== P0826 Raw code: 0826 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Transmission gear selection switch, upshift/downshift - circuit malfunction ============6============== P0828 Raw code: 0828 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Transmission gear selection switch, upshift/downshift - circuit high ============7============== P1270 Raw code: 1270 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Engine RPM Or Speed Limiter Reached Ford: Engine RPM Or Speed Limiter Reached ============8============== P2110 Raw code: 2110 ECU: Engine control unit Status: Pending fault present, Pending fault present during this driving cycle, Validated and stored in non volatile memory, Validated fault present at time of request OBDII: Throttle actuator control (TAC) system - forced limited rpm mode |
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ruckusman |
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For if this assists anyone else with the troubleshooting
Installed a new TPS module - she now purrs Bugger of a coincidence to have the TPS fail when I changed the manifold gasket leading me think it was something I'd misconnnected hope this helps |
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Mad2 |
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{USERNAME} wrote: For if this assists anyone else with the troubleshooting Installed a new TPS module - she now purrs Bugger of a coincidence to have the TPS fail when I changed the manifold gasket leading me think it was something I'd misconnnected hope this helps No it does help. Thanks |
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