DTC P1604 [WL-C, WE-C (Australian, European (L.H.D. U.K.) specs.)]

id0102c4957200

DTC P1604

Code word unregistered

DETECTION CONDITION

PCM internal malfunction

POSSIBLE CAUSE

PCM malfunction

DTC P1604	Code word unregistered
DETECTION CONDITION	PCM internal malfunction
POSSIBLE CAUSE	PCM malfunction

Diagnostic procedure

STEP	INSPECTION		ACTION
1	—		Replace PCM, then go to the next step. (See PCM REMOVAL/INSTALLATION [WL-C, WE-C].) (See PCM REMOVAL/INSTALLATION (U.K. Specs.) [WL-C, WE-C].)
2	VERIFY AFTER REPAIR PROCEDURE • Perform the “After Repair Procedure“. (See AFTER REPAIR PROCEDURE [WL-C, WE-C (Australian, European (L.H.D. U.K.) specs.)].) • Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [WL-C, WE-C (Australian, European (L.H.D. U.K.) specs.)].)
2		No	Troubleshooting completed.