P0753: Shift solenoid A electrical fault

Shift solenoid A electrical

P0753 in short

P0753 means the transmission computer found an electrical fault in shift solenoid A, one of the valves that change gears. Likely causes are wiring, the solenoid itself or dirty fluid. Kelley Blue Book advises avoiding driving with it because shifting can fail and the transmission can overheat.

Shift solenoid A is an electrically controlled valve the transmission computer uses to change gears. When the computer sees a wiring or electrical problem in that circuit, it sets P0753.

Without the solenoid working, the transmission may shift harshly, stay in a gear, or go into limp mode, and Kelley Blue Book notes it may not shift between first and second.

Because a failed solenoid can cause overheating and stranding, this one should be checked soon rather than driven on.

Most likely causes

These are general causes for this code across vehicles. None is specific to one make or model.

  1. Cause 1: Damaged wiring or a corroded connector

    Common general cause
    Why it ranks here
    The cited references list damaged wiring or poor connections in the circuit as a common cause, and the fault is electrical in nature.
    What would change this
    Rises if a scan tool shows an intermittent signal or a connector shows corrosion or damage. Falls if the circuit tests normal.
  2. Cause 2: Failed shift solenoid A

    Common general cause
    Why it ranks here
    Kelley Blue Book lists the solenoid itself first among the parts behind an electrical fault in this circuit.
    What would change this
    Rises if the solenoid resistance is out of spec or it does not respond to a command. Falls if it tests good.
  3. Cause 3: Low or dirty transmission fluid

    Common general cause
    Why it ranks here
    Several of the cited references list a wrong level or contaminated fluid among the first things behind this kind of transmission fault, and it is also the cheapest thing to check.
    What would change this
    Rises if the fluid is low, burnt or contaminated. Falls if the level and condition are correct.
  4. Cause 4: Transmission control module needing software or replacement

    Possible — needs testing
    Why it ranks here
    Kelley Blue Book lists the powertrain or transmission computer, but as a less common cause.
    What would change this
    Rises once fluid, wiring and the mechanical parts have been cleared and a software update or module fault is found. Falls if an update is not available or the fault follows another part.
    How to test the transmission control module (tcm)

What to test first

Start at step 1. Each result tells you what it means and where to go next.

  1. Step 1: Read every stored code and freeze-frame data, noting whether the transmission is in limp mode.

    Low riskTool: scan tool that reads the transmission module

    • IfOther transmission codes are stored with it

      It meansWork from the first code stored, since one fault can set several.

      Go to step 2

    • IfIt is the only code

      It meansCheck the fluid and the wiring next.

      Go to step 2

  2. Step 2: Have the transmission fluid level and condition checked, following the maker's procedure for your model.

    Best left to a shop

    Warning:Many transmissions are checked hot with the engine running, and some are sealed with no dipstick. Let a shop do this.

  3. Step 3: Have the wiring and connectors for the circuit inspected and tested, and ask whether a software update exists for your VIN.

    Best left to a shop

    Warning:Testing circuits and software updates need shop equipment; let a shop do this.

Symptoms

  • Check engine light
  • Harsh or erratic shifting
  • Stuck in one gear or limp mode
  • Possible failure to shift from first to second
  • Higher fuel use

How to fix

  1. Step 1: Have a shop scan the transmission module for every stored code and freeze-frame data before any parts are replaced.

  2. Step 2: Ask a dealer or shop whether a transmission software update or bulletin applies to your VIN.

Parts and cost context

  • Transmission control module (TCM):Replace the module only after fluid, wiring and mechanical faults are ruled out; it usually needs programming to the vehicle. Labor varies; get a quote.

Labor varies by vehicle and shop; get a quote before you approve a repair.

Compare used part prices on PartPriceGuide

On your vehicle

Honda

  • 1998–2002 · Accord

    Supported by vehicle data

    Honda bulletin 010202 gives troubleshooting for transmission codes including P0753 on 1998-2002 Accord and Odyssey. Only the NHTSA summary was read. Whether it is still current is not verified.

  • 010202Status unverified

    Troubleshooting automatic transmission codes P0753, P0758, P1705, P1768

    1998–2002accord, odyssey · NHTSA 631002

    Honda troubleshooting information for automatic transmission codes including P0753. The NHTSA summary does not say what the repair is.

    We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

Chevrolet

  • 2002 · Cavalier

    Supported by vehicle data

    GM bulletin 280102 provides information on P0753 with P0758 and P1860 on the 2002 Cavalier. Only the NHTSA summary was read.

  • 280102Status unverified

    Information on DTCs P0753, P0758 and P1860

    2002cavalier · NHTSA 629726

    GM information bulletin about the transmission codes P0753, P0758 and P1860 on the Cavalier (also Pontiac Sunfire). The NHTSA summary does not say what the repair is.

    We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

Pontiac

  • 2003 · Bonneville

    Supported by vehicle data

    GM bulletin 030730045 describes slipping, no upshift or erratic shifts with P0753 and P1860 on a 2003 Bonneville. Only the NHTSA summary was read; the repair is not stated there.

  • 030730045Status unverified

    Transmission slips or erratic shifts with P0753 and P1860

    2003bonneville · NHTSA 10004327

    Covers a Bonneville with the service engine light on, a slipping transmission, no upshift or erratic shifts, and P0753 with P1860 set. Also covers Buick LeSabre and Park Avenue.

    We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

All Transmission codes

P0753 questions

Can I drive with P0753?

Kelley Blue Book advises avoiding it. If the transmission is shifting normally you may reach a shop, but if it is stuck in a gear or slipping, stop and arrange a tow.

Sources and review

  1. P0753 OBD-II Trouble Code: Shift Solenoid A Electrical — Kelley Blue Book
  2. Delaware DMV OBD II diagnostic trouble code list — Delaware Division of Motor Vehicles
  3. Honda 631002: Troubleshooting automatic transmission codes P0753, P0758, P1705, P1768 — NHTSA (manufacturer communications flat file)
  4. Chevrolet 280102: Information on DTCs P0753, P0758 and P1860 — NHTSA (manufacturer communications flat file)
  5. Pontiac 030730045: Transmission slips or erratic shifts with P0753 and P1860 — NHTSA (manufacturer communications flat file)
Last reviewed
Written by
Saurabh K.
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