Key On-Engine Off Self-Test
Connect voltmeter and insert jumper wire to self-test input terminal and output terminal No. 2. Turn ignition switch to "Run" position. DO NOT depress throttle during test. Observe and record On Demand and Continuous codes. When more than 1 code is displayed, always repair problems in the order that codes were displayed. Repair codes as follows:
KEY ON-ENGINE OFF SELF-TEST RESULTS
| On Demand Codes | Continuous Codes | Go To |
|---|---|---|
| 11 | 11 | TIMING CHECK |
| Any | 11 | On Demand Code Table |
| Any | Any | On Demand Code Table |
| 11 | Any | TIMING CHECK |
| None | None | Test I |
ON DEMAND CODES
| Code | Test to Perform |
|---|---|
| 15 | Replace ECA, retest. |
| 21 | Test D |
| 22 | Test E, step 4) |
| 23 | Test F |
| 24 | Test G |
| 31 | Test H, step 21) |
| 51 | Test D, step 6) |
| 53 | Test F, step 5) |
| 61 | Test D, step 8) |
| 63 | Test F, step 10) |
| 64 | Test G, step 9) |