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Search: Posts Made By: mmartinez
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Forum: C5 Tech
Yesterday, 03:58 PM
Replies: 3
Views: 82
Posted By mmartinez

:iagree:

:iagree:
Forum: C5 Tech
04-23-2024, 09:48 AM
Replies: 5
Views: 129
Posted By mmartinez

Inspect the cables at the starter solenoid, this...

Inspect the cables at the starter solenoid, this is where the alternator output cable and battery cable are connected.
Forum: C5 Tech
04-23-2024, 12:18 AM
Replies: 18
Views: 285
Posted By mmartinez

Very first thing to check is that the fans come...

Very first thing to check is that the fans come on at low speed, if a fan fails both fans will not work at the lower temperature set point as they are configured in series. Once the higher set point...
Forum: C5 Tech
04-21-2024, 05:00 PM
Replies: 18
Views: 285
Posted By mmartinez

The fans which are powered by relay contacts are...

The fans which are powered by relay contacts are configured in series for low speed operation, and configured in parallel for high speed operation seem to be operating correctly. As previously...
Forum: C5 Tech
04-21-2024, 09:27 AM
Replies: 12
Views: 234
Posted By mmartinez

Try swapping the spark plug as well.

Try swapping the spark plug as well.
Forum: C5 Tech
04-19-2024, 09:48 AM
Replies: 11
Views: 216
Posted By mmartinez

Some people have experienced problems with the...

Some people have experienced problems with the BCM which required them to disconnect the negative battery cable for the car to crank. The problem could be the BCM or PCM but we would all be guessing...
Forum: C5 Tech
04-18-2024, 07:34 PM
Replies: 9
Views: 262
Posted By mmartinez

Oh, you mean a spare, what a novel idea

Oh, you mean a spare, what a novel idea
Forum: C5 Tech
04-17-2024, 05:14 PM
Replies: 30
Views: 625
Posted By mmartinez

Remember that yellow black stripped wire is a...

Remember that yellow black stripped wire is a ground being provided by the BCM, you have to use a 12v supply from a fuse for the other meter lead.
Forum: C5 Tech
04-17-2024, 12:20 AM
Replies: 11
Views: 216
Posted By mmartinez

Those kind of problems can be very hard to...

Those kind of problems can be very hard to troubleshoot, I would follow the advice to take it to a shop that has a scanner to find out why it is shutting down when warmed up. I have the same pull key...
Forum: C5 Tech
04-16-2024, 04:58 PM
Replies: 9
Views: 262
Posted By mmartinez

The vin number should tell you which key to buy...

The vin number should tell you which key to buy with the right resistance value, take your registration and a ID to the dealership. By the way 330$ is a lot for a key, find another locksmith or have...
Forum: C5 Tech
04-13-2024, 07:47 PM
Replies: 8
Views: 231
Posted By mmartinez

Might try spraying the key pellet with electronic...

Might try spraying the key pellet with electronic contact cleaner and inserting the key several times, repeat a couple of times.
Forum: C5 Tech
04-13-2024, 05:25 PM
Replies: 6
Views: 277
Posted By mmartinez

You stated that your car has LTH's, is the...

You stated that your car has LTH's, is the starter protected from the heat the headers give off. Many a corvette owner with long tube headers have discovered the cables and the starter solenoid have...
Forum: C5 Tech
04-13-2024, 11:27 AM
Replies: 1
Views: 92
Posted By mmartinez

I would lean towards transmission because if it...

I would lean towards transmission because if it was the diff you would think you would have the whine in all gears.
Forum: C5 Tech
04-13-2024, 09:24 AM
Replies: 5
Views: 192
Posted By mmartinez

Most likely the switch is bad.

Most likely the switch is bad.
Forum: C5 Tech
04-13-2024, 09:19 AM
Replies: 8
Views: 231
Posted By mmartinez

The heart of the starting circuit is the TDR, it...

The heart of the starting circuit is the TDR, it is the relay that sends 12v to the starter. When it fails to crank over you should determine if the TDR clicks on or not. The TDR is located under the...
Forum: C5 Tech
04-13-2024, 09:06 AM
Replies: 6
Views: 277
Posted By mmartinez

If you are proficient with DVM measure voltage...

If you are proficient with DVM measure voltage between ground and alternator output terminal and ground and positive battery terminal, they should be the same. By your description of symptoms I would...
Forum: C5 Tech
04-11-2024, 07:42 PM
Replies: 12
Views: 221
Posted By mmartinez

To clarify on my last post, the cam and crank...

To clarify on my last post, the cam and crank position sensors provide output pulses that the pcm uses to generate output ground closures for the injectors and Ignition coils. Have you removed and...
Forum: C5 Tech
04-10-2024, 01:38 PM
Replies: 3
Views: 152
Posted By mmartinez

By your description of the sounds and symptoms I...

By your description of the sounds and symptoms I would say that there are problems with the torque tube and transmission unfortunately.
Forum: C5 Tech
04-10-2024, 11:38 AM
Replies: 13
Views: 310
Posted By mmartinez

On a stock c5 the fuel level sending units only...

On a stock c5 the fuel level sending units only send a voltage level to the pcm which then sends a voltage to drive the gauge, there is no control function associated with fuel levels. There is a...
Forum: C5 Tech
04-10-2024, 09:36 AM
Replies: 13
Views: 310
Posted By mmartinez

Not familiar with the a&a dual fuel pump system....

Not familiar with the a&a dual fuel pump system. You will have to find out why the driver side tank ran dry while the passenger side was still full. On stock cars the fuel pump creates a siphon...
Forum: C5 Tech
04-09-2024, 09:53 AM
Replies: 12
Views: 221
Posted By mmartinez

:iagree: could be a bad crank position sensor or...

:iagree: could be a bad crank position sensor or a bad cam position sensor as both work together to provide the pulses for the injectors and Ignition coils, I would inspect the wires that connect to...
Forum: C5 Tech
04-09-2024, 12:30 AM
Replies: 12
Views: 221
Posted By mmartinez

PCM related possibly or wiring connections?

PCM related possibly or wiring connections?
Forum: C5 Tech
04-07-2024, 07:37 PM
Replies: 25
Views: 457
Posted By mmartinez

Remove the battery and have it load tested at any...

Remove the battery and have it load tested at any auto parts store.
Forum: C5 Tech
04-07-2024, 02:01 PM
Replies: 7
Views: 2,512
Posted By mmartinez

There are several surface mount resistors on the...

There are several surface mount resistors on the display PC board that were not soldered sufficiently. All you have to do is reflow some solder with a soldering iron.
Forum: C5 Tech
04-06-2024, 09:28 PM
Replies: 3
Views: 238
Posted By mmartinez

It's a coupler between the clutch master cylinder...

It's a coupler between the clutch master cylinder and the clutch slave cylinder.
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