## PGM-FI System

#### DTC Troubleshooting (cont'd)

11-72

DTC P1297: ELD Circuit Low Voltage

1. Reset the ECM (see page 11-4).

1. Start the engine.

1. Turn on the headlights.

   Is DTC P1297 indicated?

YES - Go to step 4.

NO - Intermittent failure, system is OK at this time. Check for poor connections or loose wires at the ELD and at the ECM.

1. Turn the ignition switch and the headlights OFF.

1. Disconnect the ELD 3P connector.

1. Turn the ignition switch ON (II).

1. Measure voltage between body ground and the ELD 3P connector terminal No. 3.

ELD 3P CONNECTOR

Wire side of female terminals

Is there about 5 V?

YES - Replace the ELD.

NO - Go to step 8.

1. Turn the ignition switch OFF.

1. Disconnect ECM connector E (31P).

1. Check for continuity between body ground and ECM connector terminal E15.

ECM CONNECTOR E (31P)

Wire side of female terminals

Is there continuity?

YES - Repair short in the wire between the ECM (E15) and the ELD.

NO - Substitute a known-good ECM and recheck (see page 11-5). If symptom/indication goes away, replace the original ECM.

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