Charge Warning Light Check: Prelude

WARNING: This page is about a different car, the 2001 Honda Prelude and 2001 Honda CR-V. However, it is still accessible from the selected car via links, so may be relevant.

Perform PRELIMINARY INSPECTION . Turn ignition on. If CHARGE warning light illuminates, go to next step. If CHARGE warning light does not illuminate, check for blown CHARGE warning light bulb or blown No. 14 fuse (15-amp). If problem exists, replace bulb or fuse as necessary. If problem does not exist, check for open circuit in White/Blue wire between generator harness connector and CHARGE warning light, or open circuit in Black/Yellow wire between CHARGE warning light and underdash fuse/relay block. See WIRING DIAGRAMS . Repair as necessary.
Start engine. If CHARGE warning light turns off, CHARGE warning light circuit is okay. Perform generator/regulator test. See GENERATOR/REGULATOR TEST . If CHARGE warning light does not turn off, go to next step.
Turn ignition on. Check voltage between ground and generator 4-pin harness connector terminal No. 1 (Black/Yellow wire). If battery voltage is present, go to next step. If battery voltage is not present, repair open in Black/Yellow wire between generator harness connector and underdash fuse/relay block.
Turn ignition off. Disconnect generator 4-pin harness connector. Connect a jumper wire between ground and generator harness connector terminal No. 3 (White/Blue wire). If CHARGE warning light illuminates, go to next step. If CHARGE warning light does not illuminate, turn ignition off. Repair open circuit in White/Blue wire between generator harness connector and CHARGE warning light.
Remove jumper wire. If CHARGE warning light turns off, repair or replace alternator. See BENCH TESTING . If CHARGE warning light does not turn off, turn ignition off. Repair short to ground in White/Blue wire between generator harness connector and CHARGE warning light.