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Home >> Isuzu >> 2004 >> Ascender S, RWD >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System >> Diagnostic Trouble Code Definitions

Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC Description
P0562  Low System Voltage
P0563  High System Voltage
P0622  Generator Field Circuit
P1633 (1) Ignition 0 Circuit Performance
P1634  Ignition 1 Circuit Performance
P1637  High Turn On Signal Circuit Voltage
(1) For DTC P1633 diagnostic test, see SELF-DIAGNOSTICS - 4.2L article in ENGINE PERFORMANCE.