Symptoms: Engine starts then dies after 2 seconds, immobilizer light flashing. Fix: Ensure antenna ring wiring to pin B13 has continuity (70–120 ohms typical for transponder coil).

Symptoms: Erratic injection, no-start, engine suddenly cuts out. Fix: Clean terminal, measure resistance from pin A04 to battery negative (<0.5 ohms).

: Suction Control Valve (SCV) Low and High Control. Pin 111 : EGR Valve DC Motor Control.

Isuzu 4hl1-1 Ecu Pinout [updated] -

Symptoms: Engine starts then dies after 2 seconds, immobilizer light flashing. Fix: Ensure antenna ring wiring to pin B13 has continuity (70–120 ohms typical for transponder coil).

Symptoms: Erratic injection, no-start, engine suddenly cuts out. Fix: Clean terminal, measure resistance from pin A04 to battery negative (<0.5 ohms). isuzu 4hl1-1 ecu pinout

: Suction Control Valve (SCV) Low and High Control. Pin 111 : EGR Valve DC Motor Control. Symptoms: Engine starts then dies after 2 seconds,