Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2000 Mazda B3000 TL, AutomaticFACTORY OEM SERVICE PROCEDURE
Diagnostic Index: Notes
TROUBLESHOOTING DIAGNOSTIC INDEX
| CHART NO. | SYMPTOM TROUBLESHOOTING | DESCRIPTION | ACTION |
|---|---|---|---|
| 1 | STARTING CONCERNS | No crank | See STARTING CONCERNS . |
| 2 | STARTING CONCERNS | Hard start/long crank Erratic start/erratic crank | See HARD START / LONG CRANK / ERRATIC START / ERRATIC CRANK . |
| 3 | STARTING CONCERNS | No start/Normal crank | See CRANKS NORMALLY BUT WILL NOT START . |
| 4 | UNIQUE IDLE CONCERNS | Slow return to idle | See UNIQUE IDLE CONCERN . |
| 5 | UNIQUE IDLE CONCERNS | Fast idle Diesels/runs on | See FAST IDLE . |
| 6 | UNIQUE IDLE CONCERNS | Low/Slow idle | See LOW IDLE / STALLS DURING DECELERATION . |
| 6 | STALLS/QUITS | Deceleration | See LOW IDLE / STALLS DURING DECELERATION . |
| 7 | STARTING CONCERNS | Stalls after start | See ENGINE POOR DRIVEABILITY . |
| 7 | STALLS/QUITS | Idle Acceleration Cruise | See ENGINE POOR DRIVEABILITY . |
| 7 | RUNS ROUGH | Idle Acceleration Cruise | See ENGINE POOR DRIVEABILITY . |
| 7 | MISSES | Idle Acceleration Cruise | See ENGINE POOR DRIVEABILITY . |
| 7 | BUCK/JERK | Acceleration Cruise Deceleration | See ENGINE POOR DRIVEABILITY . |
| 7 | HESITATION/STUMBLE | Acceleration | See ENGINE POOR DRIVEABILITY . |
| 7 | SURGE | Acceleration Cruise | See ENGINE POOR DRIVEABILITY . |
| 7 | UNIQUE IDLE CONCERNS | Rolling idle | See ENGINE POOR DRIVEABILITY . |
| 8 | BACKFIRES | Idle Acceleration Deceleration | See BACKFIRES . |
| 9 | LACK/LOSS OF POWER | Acceleration Cruise | See LACK/LOSS OF POWER . |
| 10 | SPARK KNOCK | Acceleration Cruise | See KNOCKING / PINGING . |
| 11 | POOR FUEL ECONOMY | Checks for conditions causing poor fuel economy | See POOR FUEL ECONOMY . |
| 12 | EMISSIONS COMPLIANCE | Diagnostics for a vehicle that has failed an emission check | See EMISSIONS COMPLIANCE . |
| 13 | WARNING INDICATORS | MIL TCIL | See MIL/TCIL NEVER ON AND MIL/TCIL ALWAYS ON . |
| 14 | AUTOMATIC TRANSMISSION SHIFT CONCERNS | Upshift Downshift Engagement | See AUTOMATIC TRANSMISSION SHIFT CONCERNS . |
| 15 | INSTRUMENTATION | Tachometer inoperative Speedometer inoperative Fuel gauge inoperative | See INSTRUMENTATION . |
| 16 | EXHAUST SYSTEM CONCERNS | Smoke | See EXHAUST SYSTEM CONCERNS . |
| 17 | FUEL SYSTEM CONCERNS | Odor, engine compartment | See FUEL ODOR IN ENGINE COMPARTMENT . |
| 18 | ENGINE NOISE | Under hood | See ENGINE NOISE . |
| 19 | CLIMATE CONTROL | Lack of cooling A/C not functioning | See A/C DOES NOT WORK . |
| 20 | CLIMATE CONTROL | A/C always on A/C compressor runs continuously | See A/C ALWAYS ON AND A/C COMPRESSOR RUNS CONTINUOUSLY . |
| 21 | CLIMATE CONTROL | A/C does not CUT-OFF under WOT conditions | See A/C DOES NOT CUT-OFF UNDER WIDE OPEN THROTTLE CONDITIONS . |
| 22 | LIGHTING SYSTEMS -EXTERIOR LIGHTING | Stoplamps always on Stoplamps always off | See EXTERIOR LIGHTING SYSTEMS . |
| 23 | EXHAUST SYSTEM CONCERNS | Odor (sulphur/"rotten egg" smell) | See EXHAUST SULPHUR SMELL . |
| 24 | DTC P1000 RECEIVED DURING EMISSION TEST | See ALL SUPPORTED ON BOARD SYSTEM READINESS TESTS NOT COMPLETED . | |
| 25 | FUEL SYSTEM CONCERNS | Fuel pump always runs | See FUEL PUMP ALWAYS RUNS . |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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