★ Proudly serving San Diego since 1987Lakeside, CA · Family Owned
Repairs 619·561·5317 · Hauling 858·472·2047
SD Heavy Truck
& Equipment RepairLakeside, California
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Computer Diagnostics

Access to most major diagnostic platforms — not just one program — so the fault gets found instead of guessed at.

What to expect

Most shops own one software package and diagnose everything through it. We carry most major manufacturer diagnostic platforms, which matters because a generic code reader tells you a circuit is faulty and the manufacturer's own software tells you which component on it.

The software is only half of it. Codes point at a symptom; finding the cause is still a person reading the truck. That combination — the right platform and someone who has seen the failure before — is what customers come here for after somewhere else has replaced two parts and not fixed it.

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What we do with it

  • ✓Fault code reading and interpretation across engine, transmission and chassis
  • ✓Live data and sensor testing under load
  • ✓Aftertreatment, DPF, SCR and DEF diagnostics
  • ✓Electrical and wiring fault tracing
  • ✓ABS and brake system diagnostics
  • ✓Intermittent and no-code fault hunting
  • ✓Parameter changes where the manufacturer permits them
  • ✓Forced regen and service routines
Straight Answers

Computer Diagnostics — common questions

I already had the codes read. Why would I pay for diagnostics?

Because a code is a symptom, not a diagnosis. A parts-store scan tells you a sensor circuit reads out of range; it does not tell you whether the sensor failed, the wiring chafed, or something upstream is driving it. Paying for the answer once is cheaper than buying parts until one works.

Do you have the software for my truck?

We carry most major manufacturer platforms rather than one generic tool. Call with your make and engine and we will confirm before you drive over.

Can you change engine parameters?

Where the manufacturer permits it, yes. There are limits set by the manufacturer and by regulation, and we work inside them — we will tell you plainly if what you are asking for is not something that can be done legitimately.

Where We Work

Computer Diagnostics across East County and San Diego County

The shop is on Riverside Drive in Lakeside, so the tow is short from most of East County — and a short tow is real money on a truck that will not roll. We take work from across San Diego County.

LakesideBlossom ValleyEl CajonSanteeRancho San DiegoHarbison CanyonAlpineLa MesaLemon GroveSpring ValleyAllied GardensJamulRamonaPowaySan Diego

Need computer diagnostics?

Call the shop and talk to someone who works on trucks. No call centre, no runaround.

619·561·5317
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