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- #Ford diagnostic code p1237 pdf#
- #Ford diagnostic code p1237 driver#
- #Ford diagnostic code p1237 manual#
Hooked up both original main and transfer pump and can definitely hear the main pump running with stethoscope. Is this normal? Could a slowly decaying voltage mean a short between the FP wiring and perhaps something on a timer (exterior lights?) Pulled rear fuse box relays and fuses without killing the decaying power. Power slowly counted down and took 20 minutes to get down to 6 volts. Power remained when I turned the key off and removed it. After an extended period off, I checked key off power at the FP positive lead. When your cars Lincoln Ls P1237 Check Engine light comes on.
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Plugged it in for grins as a bench test and it ran.ĭisconnected both fuel pumps, probed connectors. RPM Open 1970 Chevelle SS Engine Codes and Production Numbers. Since the fuel pump wires didn't match the color shown in the manual, I bought a new pump at autozone to figure out the wiring. Pinpoint tests leave me with the impression that there is a short to power. Insert the key into the ignition switch but dont turn it ( just. OBD II fault code p1234, obd faults with description and possible failuer /symptoms of the fault code p1234 TURBOCHARGER BOOST SENSOR/MAP SENSOR INCORRECT. It is a digital self-diagnostics mode that uses the odometer display & instrument cluster to show vehicle information.
#Ford diagnostic code p1237 manual#
Ran through the the Ford Manual diagnostics under these headings, replaced fuse, burnt relay and diode just in case. Since about the 2000 model year, Ford has incorporated a handy feature into most of their vehicles, including the Escape. replaced filter, no fuel coming through filter. Main codes noted were P1237 - Fuel pump primary circuit malfunction, Code: B1681 - PATS transceiver fault, Code: U1262 - SCP Data Link Fault, Code: P1641 - Fuel Pump Primary circuit failure, and Code: B1201 - Fuel sender circuit failure. It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model. Cranks well and will start for 30 seconds about once every day. P193C Diagnostic Trouble Code P193C is a kind of OBD-II Diagnostic P-Powertrain Diagnostic Trouble Code. You should see voltage for 2 seconds, you can also hear the pump buzz when it turns on. Hook your meter to the fuel pump and have a helper turn on the key. What you need to do is check the voltage at the fuel pump. If vehicles code is not found in the document, then reason is the fault code is manufacturer specific.
#Ford diagnostic code p1237 pdf#
This printable and portable 48-page PDF document contains all 3000+ OBD-II generic fault codes and their meanings / descriptions. Posted by - NA - on 01 February 2013 03:24 AM.
#Ford diagnostic code p1237 driver#
Continue driving and see if the check engine light turns off. P1237 : fuel pump secondary circuit FD driver module. OBD-II Diagnostic Trouble Codes (DTC) Manual. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Is slowly decaying power at Fuel pump Positive lead normal after the key is turned from Run to off?ĭebugging a strong crank but almost no start condition on 2002 'bird. When the check engine light comes Ford F250 P2453 code on the first you should check is the gas cap.