87 Corvette Cold Start Injector Wiring Diagram

I recommend you get a block off kit off ebay and remove the thing and tell me when you order a chip so that i can program the chip to run with the other 8 injectors and that will solve a lot of cold start issues on. Gm corvette tpi l98 step by step injector swap video guide 10 min. Fuel injectors are attached to the fuel rail.

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Nonetheless there were a few common problems with this corvette that led to various recalls.

87 corvette cold start injector wiring diagram. This wire needs to go to a late model brake switch that uses the lock up. The cold start injector is not ecm controlled. 87 corvette cold start injector wiring diagram 700r4 parts diagram pioneer deh 6300ub wiring diagram ford ltl 9000 wiring diagram 3 wire chevy alternator wiring plug 1968 coro wiring diagram schematic wiring harnesses for small boat and trailer design 1997 ford e250 van fuse box diagram ford escort fuse box removal 2000 chrysler town and country fuse diagram s10 stereo wiring diagram 4 wire. This wire needs to connect to a switch that is grounded when the gear select is in either park or neutral see below label wire p tcc control from brake switch none.

The corvette is a two person car or a coupe. The current is 28 to 30 amps when the ignition key is turned to start and the starter is silent when it should be cranking. Common problems with a 1987 corvette by graham beckett. 1984 corvette rough idle at start up and excessive exhaust emissions duration.

None of its wiring is interfaced with the ecm. The 1987 corvette was a later model of an overhaul that had taken place a few years earlier. This is the solenoid pull in current. The corvette is a symbol of american racing and has been manufactured since 1953.

Wiring diagrams 90 to 92. It is only energized in the start position when certain coolant temp requirements are met. Typical voltages are marked in blue. Label wire see below r cold start injector feed from add on fuse block hot in start only.

There is also a time duration curve that decays the longer the engine is cranked. These voltage measurements were made with a starter that had a silent no cranking problem. The ecm will not have any indication that the cold start injector has been removed. It is very time consuming to detect and prove a clogged.

Learn to test and analyze automotive fuel injector circuits from a wiring diagram perspective. It only functions during cranking at lower coolant temps. See how the anti. The worst piece on the whole tpi system is the cold start injector or referred to as the 9th injector.

The cold start injector is stand alone. Learn to navigate this systems wiring circuitry and diagram using current flow analysis relay and module operation and neutral switch actuation such as circuit completion. Video better quality duration. Regardless problematic at best.

The current flow is shown in red. On or about. For these measurements the voltage at.