Question about 1991 Volkswagen Jetta
Remove battery for 20 min then refit.
Be careful to fit earth terminal last and be direct with it.
Don't leave keys in ignition or in car
Posted on May 27, 2020
DTC P0627 CHRYSLER - Fuel Pump Relay Control Circuit
ECM (Engine Control Module) detected an open or short in the fuel pump relay circuit
- Fuel pump circuit open or short
- Fuel pump circuit poor electrical connection
- Faulty fuel pump relay
- Faulty fuel pump control module (if applicable)
DTC P0680 - Cylinder 10 Glow Plug Circ, and,
DTC P0681 - Cylinder 11 Glow Plug Circ
The Engine Control Module (ECM) has detected a fault in the cylinder #10 or #11 glow plug circuit.
- Cylinder #10, or #11 glow plug circuit is open or shorted
- Faulty cylinder #10 or #11 glow plug
- Faulty glow plug module Help with this
DTC P0688 CHRYSLER - Auto Shutdown Relay Control Circuit Low
The Front Control Module (FCM) has detected the supply voltage below an acceptable value.
- ASD relay circuit is open or shorted
- Failed Auto Shutdown relay
- Failed ECM
Check all the ECM fuses, if the fuses are OK try replacing the ASD relay.
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Posted on Jul 03, 2012
SOURCE: Fueling problem on mk2 jetta cli
If your having trouble getting the fuel to go in,
it most like is the EVAP System & something
like a failed vent solenoid valve
You should have codes stored pointing in that
Posted on Sep 10, 2012
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