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OEM Tech Discussion Forum for OEM (Original Equipment) or stock XJs and MJs. |
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#1
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Check engine light on P1694 code
My check engine light came on about 3 weeks ago. i finally got it scanned and it gave me code P1694. jeep starts and runs for the most part but sometimes it hassitates to start up, ocasionally has a missfire. when i give it gas it seems to sometimes misfire. Anyone familiar or is aving same issue out thare i would appriciate any help i can get on what might need to be replaced etc. Thanks
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#2
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Re: Check engine light on P1694 code
p1694 CCD message from JTEC failure
Using scan tool, clear TCM DTCs. Start engine and let idle for at least 2 minutes. Using scan tool, retrieve TCM DTCs. If DTC P1694 returns, go to next step. If DTC P1694 does not return, go to step 5 . Check instrument cluster gauges for proper operation. If fuel gauge and speedometer operate properly, go to next step. If fuel gauge and speedometer do not operate properly, see appropriate INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT. Turn ignition off. Disconnect Powertrain Control Module (PCM) harness connectors. PCM is located at left front of engine compartment. Disconnect TCM harness connector. Using a DVOM, measure resistance of CCD BUS (-) (White/Black wire) between TCM harness connector and Gray PCM harness connector. If resistance is greater than 5 ohms, repair open in CCD BUS (-) (White/Black wire). If resistance is not as specified, go to next step. Using a DVOM, measure resistance of CCD BUS (+) (Violet/Brown wire) between TCM harness connector and Gray PCM harness connector. If resistance is greater than 5 ohms, repair open in CCD BUS (+) (Violet/Brown wire). If resistance is not as specified, replace TCM. Conditions necessary to set DTC P1694 are currently not present. Inspect related wiring and harness connectors. See WIRING DIAGRAMS . Repair as necessary. If no problem is found, check for broken, bent, backed-out or corroded terminal pins. Check for wires that are chafed, pierced or partially broken inside insulation. Repair as necessary.
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#3
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Re: Check engine light on P1694 code
might be nice to know year/engine
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#4
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Re: Check engine light on P1694 code
Year would be most helpful, If you bring you jeep out this way I have a DRB we can hook up to is and test with.
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#5
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Re: Check engine light on P1694 code
If u come to newport I have chrysler factory scan tool if your odb2
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#6
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Re: Check engine light on P1694 code
Year is a 99 Cherokee 6 cylinder 4.0
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#7
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Re: Check engine light on P1694 code
I'm just looking for any help of we're I can start trouble shooting the problem from . I will. Began working on it today after work !
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#8
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Re: Check engine light on P1694 code
My info posted was for 99 4.0. Checked your profile for that. That is the entire test procedure for that code.
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So Cal Vice President LGBFJB |
#9
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Re: Check engine light on P1694 code
A P1694 can also be caused by a faulty Crankshaft Position Sensor or sensor wiring.
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